65540100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 204736896

約数和(自身を除く): 139196796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 71, 75, 85, 100, 102, 142, 150, 170, 181, 204, 213, 255, 284, 300, 340, 355, 362, 425, 426, 510, 543, 710, 724, 850, 852, 905, 1020, 1065, 1086, 1207, 1275, 1420, 1700, 1775, 1810, 2130, 2172, 2414, 2550, 2715, 3077, 3550, 3620, 3621, 4260, 4525, 4828, 5100, 5325, 5430, 6035, 6154, 7100, 7242, 9050, 9231, 10650, 10860, 12070, 12308, 12851, 13575, 14484, 15385, 18100, 18105, 18462, 21300, 24140, 25702, 27150, 30175, 30770, 36210, 36924, 38553, 46155, 51404, 54300, 60350, 61540, 64255, 72420, 76925, 77106, 90525, 92310, 120700, 128510, 153850, 154212, 181050, 184620, 192765, 218467, 230775, 257020, 307700, 321275, 362100, 385530, 436934, 461550, 642550, 655401, 771060, 873868, 923100, 963825, 1092335, 1285100, 1310802, 1927650, 2184670, 2621604, 3277005, 3855300, 4369340, 5461675, 6554010, 10923350, 13108020, 16385025, 21846700, 32770050, 65540100]

約数ペア:

[(1, 65540100), (2, 32770050), (3, 21846700), (4, 16385025), (5, 13108020), (6, 10923350), (10, 6554010), (12, 5461675), (15, 4369340), (17, 3855300), (20, 3277005), (25, 2621604), (30, 2184670), (34, 1927650), (50, 1310802), (51, 1285100), (60, 1092335), (68, 963825), (71, 923100), (75, 873868), (85, 771060), (100, 655401), (102, 642550), (142, 461550), (150, 436934), (170, 385530), (181, 362100), (204, 321275), (213, 307700), (255, 257020), (284, 230775), (300, 218467), (340, 192765), (355, 184620), (362, 181050), (425, 154212), (426, 153850), (510, 128510), (543, 120700), (710, 92310), (724, 90525), (850, 77106), (852, 76925), (905, 72420), (1020, 64255), (1065, 61540), (1086, 60350), (1207, 54300), (1275, 51404), (1420, 46155), (1700, 38553), (1775, 36924), (1810, 36210), (2130, 30770), (2172, 30175), (2414, 27150), (2550, 25702), (2715, 24140), (3077, 21300), (3550, 18462), (3620, 18105), (3621, 18100), (4260, 15385), (4525, 14484), (4828, 13575), (5100, 12851), (5325, 12308), (5430, 12070), (6035, 10860), (6154, 10650), (7100, 9231), (7242, 9050)]