68275480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18757}}^1$

素因数の和:18788

約数の個数: 64

約数和(自身を含む): 189080640

約数和(自身を除く): 120805160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 18757, 37514, 75028, 93785, 131299, 150056, 187570, 243841, 262598, 375140, 487682, 525196, 656495, 750280, 975364, 1050392, 1219205, 1312990, 1706887, 1950728, 2438410, 2625980, 3413774, 4876820, 5251960, 6827548, 8534435, 9753640, 13655096, 17068870, 34137740, 68275480]

約数ペア:

[(1, 68275480), (2, 34137740), (4, 17068870), (5, 13655096), (7, 9753640), (8, 8534435), (10, 6827548), (13, 5251960), (14, 4876820), (20, 3413774), (26, 2625980), (28, 2438410), (35, 1950728), (40, 1706887), (52, 1312990), (56, 1219205), (65, 1050392), (70, 975364), (91, 750280), (104, 656495), (130, 525196), (140, 487682), (182, 375140), (260, 262598), (280, 243841), (364, 187570), (455, 150056), (520, 131299), (728, 93785), (910, 75028), (1820, 37514), (3640, 18757)]