51469960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 120657600

約数和(自身を除く): 69187640

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 83, 148, 166, 185, 296, 332, 370, 415, 419, 664, 740, 830, 838, 1480, 1660, 1676, 2095, 3071, 3320, 3352, 4190, 6142, 8380, 12284, 15355, 15503, 16760, 24568, 30710, 31006, 34777, 61420, 62012, 69554, 77515, 122840, 124024, 139108, 155030, 173885, 278216, 310060, 347770, 620120, 695540, 1286749, 1391080, 2573498, 5146996, 6433745, 10293992, 12867490, 25734980, 51469960]

約数ペア:

[(1, 51469960), (2, 25734980), (4, 12867490), (5, 10293992), (8, 6433745), (10, 5146996), (20, 2573498), (37, 1391080), (40, 1286749), (74, 695540), (83, 620120), (148, 347770), (166, 310060), (185, 278216), (296, 173885), (332, 155030), (370, 139108), (415, 124024), (419, 122840), (664, 77515), (740, 69554), (830, 62012), (838, 61420), (1480, 34777), (1660, 31006), (1676, 30710), (2095, 24568), (3071, 16760), (3320, 15503), (3352, 15355), (4190, 12284), (6142, 8380)]