51491700

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:205

約数の個数: 216

約数和(自身を含む): 181356448

約数和(自身を除く): 129864748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 150, 156, 162, 163, 180, 195, 225, 234, 243, 260, 270, 300, 324, 325, 326, 351, 390, 405, 450, 468, 486, 489, 540, 585, 650, 652, 675, 702, 780, 810, 815, 900, 972, 975, 978, 1053, 1170, 1215, 1300, 1350, 1404, 1467, 1620, 1630, 1755, 1950, 1956, 2025, 2106, 2119, 2340, 2430, 2445, 2700, 2925, 2934, 3159, 3260, 3510, 3900, 4050, 4075, 4212, 4238, 4401, 4860, 4890, 5265, 5850, 5868, 6075, 6318, 6357, 7020, 7335, 8100, 8150, 8476, 8775, 8802, 9780, 10530, 10595, 11700, 12150, 12225, 12636, 12714, 13203, 14670, 15795, 16300, 17550, 17604, 19071, 21060, 21190, 22005, 24300, 24450, 25428, 26325, 26406, 29340, 31590, 31785, 35100, 36675, 38142, 39609, 42380, 44010, 48900, 52650, 52812, 52975, 57213, 63180, 63570, 66015, 73350, 76284, 78975, 79218, 88020, 95355, 105300, 105950, 110025, 114426, 127140, 132030, 146700, 157950, 158436, 158925, 171639, 190710, 198045, 211900, 220050, 228852, 264060, 286065, 315900, 317850, 330075, 343278, 381420, 396090, 440100, 476775, 514917, 572130, 635700, 660150, 686556, 792180, 858195, 953550, 990225, 1029834, 1144260, 1320300, 1430325, 1716390, 1907100, 1980450, 2059668, 2574585, 2860650, 3432780, 3960900, 4290975, 5149170, 5721300, 8581950, 10298340, 12872925, 17163900, 25745850, 51491700]

約数ペア:

[(1, 51491700), (2, 25745850), (3, 17163900), (4, 12872925), (5, 10298340), (6, 8581950), (9, 5721300), (10, 5149170), (12, 4290975), (13, 3960900), (15, 3432780), (18, 2860650), (20, 2574585), (25, 2059668), (26, 1980450), (27, 1907100), (30, 1716390), (36, 1430325), (39, 1320300), (45, 1144260), (50, 1029834), (52, 990225), (54, 953550), (60, 858195), (65, 792180), (75, 686556), (78, 660150), (81, 635700), (90, 572130), (100, 514917), (108, 476775), (117, 440100), (130, 396090), (135, 381420), (150, 343278), (156, 330075), (162, 317850), (163, 315900), (180, 286065), (195, 264060), (225, 228852), (234, 220050), (243, 211900), (260, 198045), (270, 190710), (300, 171639), (324, 158925), (325, 158436), (326, 157950), (351, 146700), (390, 132030), (405, 127140), (450, 114426), (468, 110025), (486, 105950), (489, 105300), (540, 95355), (585, 88020), (650, 79218), (652, 78975), (675, 76284), (702, 73350), (780, 66015), (810, 63570), (815, 63180), (900, 57213), (972, 52975), (975, 52812), (978, 52650), (1053, 48900), (1170, 44010), (1215, 42380), (1300, 39609), (1350, 38142), (1404, 36675), (1467, 35100), (1620, 31785), (1630, 31590), (1755, 29340), (1950, 26406), (1956, 26325), (2025, 25428), (2106, 24450), (2119, 24300), (2340, 22005), (2430, 21190), (2445, 21060), (2700, 19071), (2925, 17604), (2934, 17550), (3159, 16300), (3260, 15795), (3510, 14670), (3900, 13203), (4050, 12714), (4075, 12636), (4212, 12225), (4238, 12150), (4401, 11700), (4860, 10595), (4890, 10530), (5265, 9780), (5850, 8802), (5868, 8775), (6075, 8476), (6318, 8150), (6357, 8100), (7020, 7335)]