71661525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1097}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 129616704

約数和(自身を除く): 57955179

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 67, 75, 195, 201, 325, 335, 871, 975, 1005, 1097, 1675, 2613, 3291, 4355, 5025, 5485, 13065, 14261, 16455, 21775, 27425, 42783, 65325, 71305, 73499, 82275, 213915, 220497, 356525, 367495, 955487, 1069575, 1102485, 1837475, 2866461, 4777435, 5512425, 14332305, 23887175, 71661525]

約数ペア:

[(1, 71661525), (3, 23887175), (5, 14332305), (13, 5512425), (15, 4777435), (25, 2866461), (39, 1837475), (65, 1102485), (67, 1069575), (75, 955487), (195, 367495), (201, 356525), (325, 220497), (335, 213915), (871, 82275), (975, 73499), (1005, 71305), (1097, 65325), (1675, 42783), (2613, 27425), (3291, 21775), (4355, 16455), (5025, 14261), (5485, 13065)]