156957610

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 286163280

約数和(自身を除く): 129205670

約数列:

[1, 2, 5, 10, 157, 257, 314, 389, 514, 778, 785, 1285, 1570, 1945, 2570, 3890, 40349, 61073, 80698, 99973, 122146, 199946, 201745, 305365, 403490, 499865, 610730, 999730, 15695761, 31391522, 78478805, 156957610]

約数ペア:

[(1, 156957610), (2, 78478805), (5, 31391522), (10, 15695761), (157, 999730), (257, 610730), (314, 499865), (389, 403490), (514, 305365), (778, 201745), (785, 199946), (1285, 122146), (1570, 99973), (1945, 80698), (2570, 61073), (3890, 40349)]