20108957100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{1571}}^1\times {\mathrm{42667}}^1$

素因数の和:44255

約数の個数: 72

約数和(自身を含む): 58220315328

約数和(自身を除く): 38111358228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 1571, 3142, 4713, 6284, 7855, 9426, 15710, 18852, 23565, 31420, 39275, 42667, 47130, 78550, 85334, 94260, 117825, 128001, 157100, 170668, 213335, 235650, 256002, 426670, 471300, 512004, 640005, 853340, 1066675, 1280010, 2133350, 2560020, 3200025, 4266700, 6400050, 12800100, 67029857, 134059714, 201089571, 268119428, 335149285, 402179142, 670298570, 804358284, 1005447855, 1340597140, 1675746425, 2010895710, 3351492850, 4021791420, 5027239275, 6702985700, 10054478550, 20108957100]

約数ペア:

[(1, 20108957100), (2, 10054478550), (3, 6702985700), (4, 5027239275), (5, 4021791420), (6, 3351492850), (10, 2010895710), (12, 1675746425), (15, 1340597140), (20, 1005447855), (25, 804358284), (30, 670298570), (50, 402179142), (60, 335149285), (75, 268119428), (100, 201089571), (150, 134059714), (300, 67029857), (1571, 12800100), (3142, 6400050), (4713, 4266700), (6284, 3200025), (7855, 2560020), (9426, 2133350), (15710, 1280010), (18852, 1066675), (23565, 853340), (31420, 640005), (39275, 512004), (42667, 471300), (47130, 426670), (78550, 256002), (85334, 235650), (94260, 213335), (117825, 170668), (128001, 157100)]