156919930

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 286857216

約数和(自身を除く): 129937286

約数列:

[1, 2, 5, 10, 127, 157, 254, 314, 635, 785, 787, 1270, 1570, 1574, 3935, 7870, 19939, 39878, 99695, 99949, 123559, 199390, 199898, 247118, 499745, 617795, 999490, 1235590, 15691993, 31383986, 78459965, 156919930]

約数ペア:

[(1, 156919930), (2, 78459965), (5, 31383986), (10, 15691993), (127, 1235590), (157, 999490), (254, 617795), (314, 499745), (635, 247118), (785, 199898), (787, 199390), (1270, 123559), (1570, 99949), (1574, 99695), (3935, 39878), (7870, 19939)]