7999160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15383}}^1$

素因数の和:15407

約数の個数: 32

約数和(自身を含む): 19383840

約数和(自身を除く): 11384680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15383, 30766, 61532, 76915, 123064, 153830, 199979, 307660, 399958, 615320, 799916, 999895, 1599832, 1999790, 3999580, 7999160]

約数ペア:

[(1, 7999160), (2, 3999580), (4, 1999790), (5, 1599832), (8, 999895), (10, 799916), (13, 615320), (20, 399958), (26, 307660), (40, 199979), (52, 153830), (65, 123064), (104, 76915), (130, 61532), (260, 30766), (520, 15383)]