87163460

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 187076736

約数和(自身を除く): 99913276

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 227, 263, 292, 365, 454, 526, 730, 908, 1052, 1135, 1315, 1460, 2270, 2630, 4540, 5260, 16571, 19199, 33142, 38398, 59701, 66284, 76796, 82855, 95995, 119402, 165710, 191990, 238804, 298505, 331420, 383980, 597010, 1194020, 4358173, 8716346, 17432692, 21790865, 43581730, 87163460]

約数ペア:

[(1, 87163460), (2, 43581730), (4, 21790865), (5, 17432692), (10, 8716346), (20, 4358173), (73, 1194020), (146, 597010), (227, 383980), (263, 331420), (292, 298505), (365, 238804), (454, 191990), (526, 165710), (730, 119402), (908, 95995), (1052, 82855), (1135, 76796), (1315, 66284), (1460, 59701), (2270, 38398), (2630, 33142), (4540, 19199), (5260, 16571)]