207988700

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{15877}}^1$

素因数の和:16022

約数の個数: 36

約数和(自身を含む): 454809432

約数和(自身を除く): 246820732

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 2620, 3275, 6550, 13100, 15877, 31754, 63508, 79385, 158770, 317540, 396925, 793850, 1587700, 2079887, 4159774, 8319548, 10399435, 20798870, 41597740, 51997175, 103994350, 207988700]

約数ペア:

[(1, 207988700), (2, 103994350), (4, 51997175), (5, 41597740), (10, 20798870), (20, 10399435), (25, 8319548), (50, 4159774), (100, 2079887), (131, 1587700), (262, 793850), (524, 396925), (655, 317540), (1310, 158770), (2620, 79385), (3275, 63508), (6550, 31754), (13100, 15877)]