78026830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{7481}}^1$

素因数の和:7644

約数の個数: 32

約数和(自身を含む): 161611200

約数和(自身を除く): 83584370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 5215, 7481, 10430, 14962, 37405, 52367, 74810, 104734, 261835, 523670, 1114669, 2229338, 5573345, 7802683, 11146690, 15605366, 39013415, 78026830]

約数ペア:

[(1, 78026830), (2, 39013415), (5, 15605366), (7, 11146690), (10, 7802683), (14, 5573345), (35, 2229338), (70, 1114669), (149, 523670), (298, 261835), (745, 104734), (1043, 74810), (1490, 52367), (2086, 37405), (5215, 14962), (7481, 10430)]