42660350

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 82200096

約数和(自身を除く): 39539746

約数列:

[1, 2, 5, 10, 25, 50, 61, 71, 122, 142, 197, 305, 355, 394, 610, 710, 985, 1525, 1775, 1970, 3050, 3550, 4331, 4925, 8662, 9850, 12017, 13987, 21655, 24034, 27974, 43310, 60085, 69935, 108275, 120170, 139870, 216550, 300425, 349675, 600850, 699350, 853207, 1706414, 4266035, 8532070, 21330175, 42660350]

約数ペア:

[(1, 42660350), (2, 21330175), (5, 8532070), (10, 4266035), (25, 1706414), (50, 853207), (61, 699350), (71, 600850), (122, 349675), (142, 300425), (197, 216550), (305, 139870), (355, 120170), (394, 108275), (610, 69935), (710, 60085), (985, 43310), (1525, 27974), (1775, 24034), (1970, 21655), (3050, 13987), (3550, 12017), (4331, 9850), (4925, 8662)]