88571960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71429}}^1$

素因数の和:71471

約数の個数: 32

約数和(自身を含む): 205718400

約数和(自身を除く): 117146440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 71429, 142858, 285716, 357145, 571432, 714290, 1428580, 2214299, 2857160, 4428598, 8857196, 11071495, 17714392, 22142990, 44285980, 88571960]

約数ペア:

[(1, 88571960), (2, 44285980), (4, 22142990), (5, 17714392), (8, 11071495), (10, 8857196), (20, 4428598), (31, 2857160), (40, 2214299), (62, 1428580), (124, 714290), (155, 571432), (248, 357145), (310, 285716), (620, 142858), (1240, 71429)]