71378725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{719}}^1$

素因数の和:778

約数の個数: 36

約数和(自身を含む): 102047040

約数和(自身を除く): 30668315

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 361, 475, 719, 1045, 1805, 3595, 3971, 5225, 7909, 9025, 13661, 17975, 19855, 39545, 68305, 99275, 150271, 197725, 259559, 341525, 751355, 1297795, 2855149, 3756775, 6488975, 14275745, 71378725]

約数ペア:

[(1, 71378725), (5, 14275745), (11, 6488975), (19, 3756775), (25, 2855149), (55, 1297795), (95, 751355), (209, 341525), (275, 259559), (361, 197725), (475, 150271), (719, 99275), (1045, 68305), (1805, 39545), (3595, 19855), (3971, 17975), (5225, 13661), (7909, 9025)]