87453820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4637}}^1$

素因数の和:4710

約数の個数: 48

約数和(自身を含む): 196354368

約数和(自身を除く): 108900548

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 3772, 4637, 4715, 9274, 9430, 18548, 18860, 23185, 46370, 92740, 106651, 190117, 213302, 380234, 426604, 533255, 760468, 950585, 1066510, 1901170, 2133020, 3802340, 4372691, 8745382, 17490764, 21863455, 43726910, 87453820]

約数ペア:

[(1, 87453820), (2, 43726910), (4, 21863455), (5, 17490764), (10, 8745382), (20, 4372691), (23, 3802340), (41, 2133020), (46, 1901170), (82, 1066510), (92, 950585), (115, 760468), (164, 533255), (205, 426604), (230, 380234), (410, 213302), (460, 190117), (820, 106651), (943, 92740), (1886, 46370), (3772, 23185), (4637, 18860), (4715, 18548), (9274, 9430)]