73540125

素因数分解:

$3^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 133848000

約数和(自身を除く): 60307875

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 131, 225, 375, 393, 499, 655, 1125, 1179, 1497, 1965, 2495, 3275, 4491, 5895, 7485, 9825, 12475, 16375, 22455, 29475, 37425, 49125, 62375, 65369, 112275, 147375, 187125, 196107, 326845, 561375, 588321, 980535, 1634225, 2941605, 4902675, 8171125, 14708025, 24513375, 73540125]

約数ペア:

[(1, 73540125), (3, 24513375), (5, 14708025), (9, 8171125), (15, 4902675), (25, 2941605), (45, 1634225), (75, 980535), (125, 588321), (131, 561375), (225, 326845), (375, 196107), (393, 187125), (499, 147375), (655, 112275), (1125, 65369), (1179, 62375), (1497, 49125), (1965, 37425), (2495, 29475), (3275, 22455), (4491, 16375), (5895, 12475), (7485, 9825)]