49728400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 120

約数和(自身を含む): 129527424

約数和(自身を除く): 79799024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 71, 80, 85, 100, 103, 136, 142, 170, 200, 206, 272, 284, 340, 355, 400, 412, 425, 515, 568, 680, 710, 824, 850, 1030, 1136, 1207, 1360, 1420, 1648, 1700, 1751, 1775, 2060, 2414, 2575, 2840, 3400, 3502, 3550, 4120, 4828, 5150, 5680, 6035, 6800, 7004, 7100, 7313, 8240, 8755, 9656, 10300, 12070, 14008, 14200, 14626, 17510, 19312, 20600, 24140, 28016, 28400, 29252, 30175, 35020, 36565, 41200, 43775, 48280, 58504, 60350, 70040, 73130, 87550, 96560, 117008, 120700, 124321, 140080, 146260, 175100, 182825, 241400, 248642, 292520, 350200, 365650, 482800, 497284, 585040, 621605, 700400, 731300, 994568, 1243210, 1462600, 1989136, 2486420, 2925200, 3108025, 4972840, 6216050, 9945680, 12432100, 24864200, 49728400]

約数ペア:

[(1, 49728400), (2, 24864200), (4, 12432100), (5, 9945680), (8, 6216050), (10, 4972840), (16, 3108025), (17, 2925200), (20, 2486420), (25, 1989136), (34, 1462600), (40, 1243210), (50, 994568), (68, 731300), (71, 700400), (80, 621605), (85, 585040), (100, 497284), (103, 482800), (136, 365650), (142, 350200), (170, 292520), (200, 248642), (206, 241400), (272, 182825), (284, 175100), (340, 146260), (355, 140080), (400, 124321), (412, 120700), (425, 117008), (515, 96560), (568, 87550), (680, 73130), (710, 70040), (824, 60350), (850, 58504), (1030, 48280), (1136, 43775), (1207, 41200), (1360, 36565), (1420, 35020), (1648, 30175), (1700, 29252), (1751, 28400), (1775, 28016), (2060, 24140), (2414, 20600), (2575, 19312), (2840, 17510), (3400, 14626), (3502, 14200), (3550, 14008), (4120, 12070), (4828, 10300), (5150, 9656), (5680, 8755), (6035, 8240), (6800, 7313), (7004, 7100)]