51581400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 192

約数和(自身を含む): 182800800

約数和(自身を除く): 131219400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 25, 26, 30, 34, 39, 40, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 104, 120, 130, 136, 150, 156, 170, 195, 200, 204, 221, 255, 260, 300, 312, 325, 340, 389, 390, 408, 425, 442, 510, 520, 600, 650, 663, 680, 778, 780, 850, 884, 975, 1020, 1105, 1167, 1275, 1300, 1326, 1556, 1560, 1700, 1768, 1945, 1950, 2040, 2210, 2334, 2550, 2600, 2652, 3112, 3315, 3400, 3890, 3900, 4420, 4668, 5057, 5100, 5304, 5525, 5835, 6613, 6630, 7780, 7800, 8840, 9336, 9725, 10114, 10200, 11050, 11670, 13226, 13260, 15171, 15560, 16575, 19450, 19839, 20228, 22100, 23340, 25285, 26452, 26520, 29175, 30342, 33065, 33150, 38900, 39678, 40456, 44200, 46680, 50570, 52904, 58350, 60684, 66130, 66300, 75855, 77800, 79356, 85969, 99195, 101140, 116700, 121368, 126425, 132260, 132600, 151710, 158712, 165325, 171938, 198390, 202280, 233400, 252850, 257907, 264520, 303420, 330650, 343876, 379275, 396780, 429845, 495975, 505700, 515814, 606840, 661300, 687752, 758550, 793560, 859690, 991950, 1011400, 1031628, 1289535, 1322600, 1517100, 1719380, 1983900, 2063256, 2149225, 2579070, 3034200, 3438760, 3967800, 4298450, 5158140, 6447675, 8596900, 10316280, 12895350, 17193800, 25790700, 51581400]

約数ペア:

[(1, 51581400), (2, 25790700), (3, 17193800), (4, 12895350), (5, 10316280), (6, 8596900), (8, 6447675), (10, 5158140), (12, 4298450), (13, 3967800), (15, 3438760), (17, 3034200), (20, 2579070), (24, 2149225), (25, 2063256), (26, 1983900), (30, 1719380), (34, 1517100), (39, 1322600), (40, 1289535), (50, 1031628), (51, 1011400), (52, 991950), (60, 859690), (65, 793560), (68, 758550), (75, 687752), (78, 661300), (85, 606840), (100, 515814), (102, 505700), (104, 495975), (120, 429845), (130, 396780), (136, 379275), (150, 343876), (156, 330650), (170, 303420), (195, 264520), (200, 257907), (204, 252850), (221, 233400), (255, 202280), (260, 198390), (300, 171938), (312, 165325), (325, 158712), (340, 151710), (389, 132600), (390, 132260), (408, 126425), (425, 121368), (442, 116700), (510, 101140), (520, 99195), (600, 85969), (650, 79356), (663, 77800), (680, 75855), (778, 66300), (780, 66130), (850, 60684), (884, 58350), (975, 52904), (1020, 50570), (1105, 46680), (1167, 44200), (1275, 40456), (1300, 39678), (1326, 38900), (1556, 33150), (1560, 33065), (1700, 30342), (1768, 29175), (1945, 26520), (1950, 26452), (2040, 25285), (2210, 23340), (2334, 22100), (2550, 20228), (2600, 19839), (2652, 19450), (3112, 16575), (3315, 15560), (3400, 15171), (3890, 13260), (3900, 13226), (4420, 11670), (4668, 11050), (5057, 10200), (5100, 10114), (5304, 9725), (5525, 9336), (5835, 8840), (6613, 7800), (6630, 7780)]