98969980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{159629}}^1$

素因数の和:159669

約数の個数: 24

約数和(自身を含む): 214542720

約数和(自身を除く): 115572740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 159629, 319258, 638516, 798145, 1596290, 3192580, 4948499, 9896998, 19793996, 24742495, 49484990, 98969980]

約数ペア:

[(1, 98969980), (2, 49484990), (4, 24742495), (5, 19793996), (10, 9896998), (20, 4948499), (31, 3192580), (62, 1596290), (124, 798145), (155, 638516), (310, 319258), (620, 159629)]