102777980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{125339}}^1$

素因数の和:125389

約数の個数: 24

約数和(自身を含む): 221099760

約数和(自身を除く): 118321780

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 125339, 250678, 501356, 626695, 1253390, 2506780, 5138899, 10277798, 20555596, 25694495, 51388990, 102777980]

約数ペア:

[(1, 102777980), (2, 51388990), (4, 25694495), (5, 20555596), (10, 10277798), (20, 5138899), (41, 2506780), (82, 1253390), (164, 626695), (205, 501356), (410, 250678), (820, 125339)]