72601540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 166993344

約数和(自身を除く): 94391804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 331, 662, 997, 1324, 1655, 1994, 3310, 3641, 3988, 4985, 6620, 7282, 9970, 10967, 14564, 18205, 19940, 21934, 36410, 43868, 54835, 72820, 109670, 219340, 330007, 660014, 1320028, 1650035, 3300070, 3630077, 6600140, 7260154, 14520308, 18150385, 36300770, 72601540]

約数ペア:

[(1, 72601540), (2, 36300770), (4, 18150385), (5, 14520308), (10, 7260154), (11, 6600140), (20, 3630077), (22, 3300070), (44, 1650035), (55, 1320028), (110, 660014), (220, 330007), (331, 219340), (662, 109670), (997, 72820), (1324, 54835), (1655, 43868), (1994, 36410), (3310, 21934), (3641, 19940), (3988, 18205), (4985, 14564), (6620, 10967), (7282, 9970)]