201622100

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{15391}}^1$

素因数の和:15536

約数の個数: 36

約数和(自身を含む): 440888448

約数和(自身を除く): 239266348

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 2620, 3275, 6550, 13100, 15391, 30782, 61564, 76955, 153910, 307820, 384775, 769550, 1539100, 2016221, 4032442, 8064884, 10081105, 20162210, 40324420, 50405525, 100811050, 201622100]

約数ペア:

[(1, 201622100), (2, 100811050), (4, 50405525), (5, 40324420), (10, 20162210), (20, 10081105), (25, 8064884), (50, 4032442), (100, 2016221), (131, 1539100), (262, 769550), (524, 384775), (655, 307820), (1310, 153910), (2620, 76955), (3275, 61564), (6550, 30782), (13100, 15391)]