68552380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13877}}^1$

素因数の和:13918

約数の個数: 48

約数和(自身を含む): 163205280

約数和(自身を除く): 94652900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 13877, 27754, 55508, 69385, 138770, 180401, 263663, 277540, 360802, 527326, 721604, 902005, 1054652, 1318315, 1804010, 2636630, 3427619, 3608020, 5273260, 6855238, 13710476, 17138095, 34276190, 68552380]

約数ペア:

[(1, 68552380), (2, 34276190), (4, 17138095), (5, 13710476), (10, 6855238), (13, 5273260), (19, 3608020), (20, 3427619), (26, 2636630), (38, 1804010), (52, 1318315), (65, 1054652), (76, 902005), (95, 721604), (130, 527326), (190, 360802), (247, 277540), (260, 263663), (380, 180401), (494, 138770), (988, 69385), (1235, 55508), (2470, 27754), (4940, 13877)]