98778770

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1\times {\mathrm{389}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 181396800

約数和(自身を除く): 82618030

約数列:

[1, 2, 5, 10, 67, 134, 335, 379, 389, 670, 758, 778, 1895, 1945, 3790, 3890, 25393, 26063, 50786, 52126, 126965, 130315, 147431, 253930, 260630, 294862, 737155, 1474310, 9877877, 19755754, 49389385, 98778770]

約数ペア:

[(1, 98778770), (2, 49389385), (5, 19755754), (10, 9877877), (67, 1474310), (134, 737155), (335, 294862), (379, 260630), (389, 253930), (670, 147431), (758, 130315), (778, 126965), (1895, 52126), (1945, 50786), (3790, 26063), (3890, 25393)]