157871230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 323066880

約数和(自身を除く): 165195650

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 79, 110, 158, 185, 370, 395, 407, 491, 790, 814, 869, 982, 1738, 2035, 2455, 2923, 4070, 4345, 4910, 5401, 5846, 8690, 10802, 14615, 18167, 27005, 29230, 32153, 36334, 38789, 54010, 64306, 77578, 90835, 160765, 181670, 193945, 199837, 321530, 387890, 399674, 426679, 853358, 999185, 1435193, 1998370, 2133395, 2870386, 4266790, 7175965, 14351930, 15787123, 31574246, 78935615, 157871230]

約数ペア:

[(1, 157871230), (2, 78935615), (5, 31574246), (10, 15787123), (11, 14351930), (22, 7175965), (37, 4266790), (55, 2870386), (74, 2133395), (79, 1998370), (110, 1435193), (158, 999185), (185, 853358), (370, 426679), (395, 399674), (407, 387890), (491, 321530), (790, 199837), (814, 193945), (869, 181670), (982, 160765), (1738, 90835), (2035, 77578), (2455, 64306), (2923, 54010), (4070, 38789), (4345, 36334), (4910, 32153), (5401, 29230), (5846, 27005), (8690, 18167), (10802, 14615)]