86642560

素因数分解:

$2^7\times 5^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 208263600

約数和(自身を除く): 121621040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 331, 409, 640, 662, 818, 1324, 1636, 1655, 2045, 2648, 3272, 3310, 4090, 5296, 6544, 6620, 8180, 10592, 13088, 13240, 16360, 21184, 26176, 26480, 32720, 42368, 52352, 52960, 65440, 105920, 130880, 135379, 211840, 261760, 270758, 541516, 676895, 1083032, 1353790, 2166064, 2707580, 4332128, 5415160, 8664256, 10830320, 17328512, 21660640, 43321280, 86642560]

約数ペア:

[(1, 86642560), (2, 43321280), (4, 21660640), (5, 17328512), (8, 10830320), (10, 8664256), (16, 5415160), (20, 4332128), (32, 2707580), (40, 2166064), (64, 1353790), (80, 1083032), (128, 676895), (160, 541516), (320, 270758), (331, 261760), (409, 211840), (640, 135379), (662, 130880), (818, 105920), (1324, 65440), (1636, 52960), (1655, 52352), (2045, 42368), (2648, 32720), (3272, 26480), (3310, 26176), (4090, 21184), (5296, 16360), (6544, 13240), (6620, 13088), (8180, 10592)]