90997660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15217}}^1$

素因数の和:15262

約数の個数: 48

約数和(自身を含む): 214756416

約数和(自身を除く): 123758756

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 15217, 30434, 60868, 76085, 152170, 197821, 304340, 349991, 395642, 699982, 791284, 989105, 1399964, 1749955, 1978210, 3499910, 3956420, 4549883, 6999820, 9099766, 18199532, 22749415, 45498830, 90997660]

約数ペア:

[(1, 90997660), (2, 45498830), (4, 22749415), (5, 18199532), (10, 9099766), (13, 6999820), (20, 4549883), (23, 3956420), (26, 3499910), (46, 1978210), (52, 1749955), (65, 1399964), (92, 989105), (115, 791284), (130, 699982), (230, 395642), (260, 349991), (299, 304340), (460, 197821), (598, 152170), (1196, 76085), (1495, 60868), (2990, 30434), (5980, 15217)]