2028810100

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{154871}}^1$

素因数の和:155016

約数の個数: 36

約数和(自身を含む): 4436153568

約数和(自身を除く): 2407343468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 2620, 3275, 6550, 13100, 154871, 309742, 619484, 774355, 1548710, 3097420, 3871775, 7743550, 15487100, 20288101, 40576202, 81152404, 101440505, 202881010, 405762020, 507202525, 1014405050, 2028810100]

約数ペア:

[(1, 2028810100), (2, 1014405050), (4, 507202525), (5, 405762020), (10, 202881010), (20, 101440505), (25, 81152404), (50, 40576202), (100, 20288101), (131, 15487100), (262, 7743550), (524, 3871775), (655, 3097420), (1310, 1548710), (2620, 774355), (3275, 619484), (6550, 309742), (13100, 154871)]