121503880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97987}}^1$

素因数の和:98029

約数の個数: 32

約数和(自身を含む): 282205440

約数和(自身を除く): 160701560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 97987, 195974, 391948, 489935, 783896, 979870, 1959740, 3037597, 3919480, 6075194, 12150388, 15187985, 24300776, 30375970, 60751940, 121503880]

約数ペア:

[(1, 121503880), (2, 60751940), (4, 30375970), (5, 24300776), (8, 15187985), (10, 12150388), (20, 6075194), (31, 3919480), (40, 3037597), (62, 1959740), (124, 979870), (155, 783896), (248, 489935), (310, 391948), (620, 195974), (1240, 97987)]