65393475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 131563008

約数和(自身を除く): 66169533

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 289, 357, 425, 431, 525, 595, 867, 1275, 1293, 1445, 1785, 2023, 2155, 2975, 3017, 4335, 6069, 6465, 7225, 7327, 8925, 9051, 10115, 10775, 15085, 21675, 21981, 30345, 32325, 36635, 45255, 50575, 51289, 75425, 109905, 124559, 151725, 153867, 183175, 226275, 256445, 373677, 549525, 622795, 769335, 871913, 1282225, 1868385, 2615739, 3113975, 3846675, 4359565, 9341925, 13078695, 21797825, 65393475]

約数ペア:

[(1, 65393475), (3, 21797825), (5, 13078695), (7, 9341925), (15, 4359565), (17, 3846675), (21, 3113975), (25, 2615739), (35, 1868385), (51, 1282225), (75, 871913), (85, 769335), (105, 622795), (119, 549525), (175, 373677), (255, 256445), (289, 226275), (357, 183175), (425, 153867), (431, 151725), (525, 124559), (595, 109905), (867, 75425), (1275, 51289), (1293, 50575), (1445, 45255), (1785, 36635), (2023, 32325), (2155, 30345), (2975, 21981), (3017, 21675), (4335, 15085), (6069, 10775), (6465, 10115), (7225, 9051), (7327, 8925)]