91578290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2957}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 174640320

約数和(自身を除く): 83062030

約数列:

[1, 2, 5, 10, 19, 38, 95, 163, 190, 326, 815, 1630, 2957, 3097, 5914, 6194, 14785, 15485, 29570, 30970, 56183, 112366, 280915, 481991, 561830, 963982, 2409955, 4819910, 9157829, 18315658, 45789145, 91578290]

約数ペア:

[(1, 91578290), (2, 45789145), (5, 18315658), (10, 9157829), (19, 4819910), (38, 2409955), (95, 963982), (163, 561830), (190, 481991), (326, 280915), (815, 112366), (1630, 56183), (2957, 30970), (3097, 29570), (5914, 15485), (6194, 14785)]