85849840

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1553}}^1$

素因数の和:2257

約数の個数: 40

約数和(自身を含む): 200018448

約数和(自身を除く): 114168608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1382, 1553, 2764, 3106, 3455, 5528, 6212, 6910, 7765, 11056, 12424, 13820, 15530, 24848, 27640, 31060, 55280, 62120, 124240, 1073123, 2146246, 4292492, 5365615, 8584984, 10731230, 17169968, 21462460, 42924920, 85849840]

約数ペア:

[(1, 85849840), (2, 42924920), (4, 21462460), (5, 17169968), (8, 10731230), (10, 8584984), (16, 5365615), (20, 4292492), (40, 2146246), (80, 1073123), (691, 124240), (1382, 62120), (1553, 55280), (2764, 31060), (3106, 27640), (3455, 24848), (5528, 15530), (6212, 13820), (6910, 12424), (7765, 11056)]