49966020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 165477312

約数和(自身を除く): 115511292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 131, 156, 163, 180, 195, 234, 260, 262, 326, 390, 393, 468, 489, 524, 585, 652, 655, 780, 786, 815, 978, 1170, 1179, 1310, 1467, 1572, 1630, 1703, 1956, 1965, 2119, 2340, 2358, 2445, 2620, 2934, 3260, 3406, 3930, 4238, 4716, 4890, 5109, 5868, 5895, 6357, 6812, 7335, 7860, 8476, 8515, 9780, 10218, 10595, 11790, 12714, 14670, 15327, 17030, 19071, 20436, 21190, 21353, 23580, 25428, 25545, 29340, 30654, 31785, 34060, 38142, 42380, 42706, 51090, 61308, 63570, 64059, 76284, 76635, 85412, 95355, 102180, 106765, 127140, 128118, 153270, 190710, 192177, 213530, 256236, 277589, 306540, 320295, 381420, 384354, 427060, 555178, 640590, 768708, 832767, 960885, 1110356, 1281180, 1387945, 1665534, 1921770, 2498301, 2775890, 3331068, 3843540, 4163835, 4996602, 5551780, 8327670, 9993204, 12491505, 16655340, 24983010, 49966020]

約数ペア:

[(1, 49966020), (2, 24983010), (3, 16655340), (4, 12491505), (5, 9993204), (6, 8327670), (9, 5551780), (10, 4996602), (12, 4163835), (13, 3843540), (15, 3331068), (18, 2775890), (20, 2498301), (26, 1921770), (30, 1665534), (36, 1387945), (39, 1281180), (45, 1110356), (52, 960885), (60, 832767), (65, 768708), (78, 640590), (90, 555178), (117, 427060), (130, 384354), (131, 381420), (156, 320295), (163, 306540), (180, 277589), (195, 256236), (234, 213530), (260, 192177), (262, 190710), (326, 153270), (390, 128118), (393, 127140), (468, 106765), (489, 102180), (524, 95355), (585, 85412), (652, 76635), (655, 76284), (780, 64059), (786, 63570), (815, 61308), (978, 51090), (1170, 42706), (1179, 42380), (1310, 38142), (1467, 34060), (1572, 31785), (1630, 30654), (1703, 29340), (1956, 25545), (1965, 25428), (2119, 23580), (2340, 21353), (2358, 21190), (2445, 20436), (2620, 19071), (2934, 17030), (3260, 15327), (3406, 14670), (3930, 12714), (4238, 11790), (4716, 10595), (4890, 10218), (5109, 9780), (5868, 8515), (5895, 8476), (6357, 7860), (6812, 7335)]