78470888

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{401}}^2$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 149918790

約数和(自身を除く): 71447902

約数列:

[1, 2, 4, 8, 61, 122, 244, 401, 488, 802, 1604, 3208, 24461, 48922, 97844, 160801, 195688, 321602, 643204, 1286408, 9808861, 19617722, 39235444, 78470888]

約数ペア:

[(1, 78470888), (2, 39235444), (4, 19617722), (8, 9808861), (61, 1286408), (122, 643204), (244, 321602), (401, 195688), (488, 160801), (802, 97844), (1604, 48922), (3208, 24461)]