42102500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1531}}^1$

素因数の和:1566

約数の個数: 60

約数和(自身を含む): 100505328

約数和(自身を除く): 58402828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 1531, 2500, 2750, 3062, 5500, 6124, 6875, 7655, 13750, 15310, 16841, 27500, 30620, 33682, 38275, 67364, 76550, 84205, 153100, 168410, 191375, 336820, 382750, 421025, 765500, 842050, 956875, 1684100, 1913750, 2105125, 3827500, 4210250, 8420500, 10525625, 21051250, 42102500]

約数ペア:

[(1, 42102500), (2, 21051250), (4, 10525625), (5, 8420500), (10, 4210250), (11, 3827500), (20, 2105125), (22, 1913750), (25, 1684100), (44, 956875), (50, 842050), (55, 765500), (100, 421025), (110, 382750), (125, 336820), (220, 191375), (250, 168410), (275, 153100), (500, 84205), (550, 76550), (625, 67364), (1100, 38275), (1250, 33682), (1375, 30620), (1531, 27500), (2500, 16841), (2750, 15310), (3062, 13750), (5500, 7655), (6124, 6875)]