71055760

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11243}}^1$

素因数の和:11335

約数の個数: 40

約数和(自身を含む): 167310720

約数和(自身を除く): 96254960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 11243, 22486, 44972, 56215, 89944, 112430, 179888, 224860, 449720, 888197, 899440, 1776394, 3552788, 4440985, 7105576, 8881970, 14211152, 17763940, 35527880, 71055760]

約数ペア:

[(1, 71055760), (2, 35527880), (4, 17763940), (5, 14211152), (8, 8881970), (10, 7105576), (16, 4440985), (20, 3552788), (40, 1776394), (79, 899440), (80, 888197), (158, 449720), (316, 224860), (395, 179888), (632, 112430), (790, 89944), (1264, 56215), (1580, 44972), (3160, 22486), (6320, 11243)]