253710880

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3877}}^1$

素因数の和:4301

約数の個数: 48

約数和(自身を含む): 601012440

約数和(自身を除く): 347301560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1636, 2045, 3272, 3877, 4090, 6544, 7754, 8180, 13088, 15508, 16360, 19385, 31016, 32720, 38770, 62032, 65440, 77540, 124064, 155080, 310160, 620320, 1585693, 3171386, 6342772, 7928465, 12685544, 15856930, 25371088, 31713860, 50742176, 63427720, 126855440, 253710880]

約数ペア:

[(1, 253710880), (2, 126855440), (4, 63427720), (5, 50742176), (8, 31713860), (10, 25371088), (16, 15856930), (20, 12685544), (32, 7928465), (40, 6342772), (80, 3171386), (160, 1585693), (409, 620320), (818, 310160), (1636, 155080), (2045, 124064), (3272, 77540), (3877, 65440), (4090, 62032), (6544, 38770), (7754, 32720), (8180, 31016), (13088, 19385), (15508, 16360)]