75451220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{557}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 171270288

約数和(自身を除く): 95819068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 521, 557, 1042, 1114, 2084, 2228, 2605, 2785, 5210, 5570, 6773, 7241, 10420, 11140, 13546, 14482, 27092, 28964, 33865, 36205, 67730, 72410, 135460, 144820, 290197, 580394, 1160788, 1450985, 2901970, 3772561, 5803940, 7545122, 15090244, 18862805, 37725610, 75451220]

約数ペア:

[(1, 75451220), (2, 37725610), (4, 18862805), (5, 15090244), (10, 7545122), (13, 5803940), (20, 3772561), (26, 2901970), (52, 1450985), (65, 1160788), (130, 580394), (260, 290197), (521, 144820), (557, 135460), (1042, 72410), (1114, 67730), (2084, 36205), (2228, 33865), (2605, 28964), (2785, 27092), (5210, 14482), (5570, 13546), (6773, 11140), (7241, 10420)]