70291725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 139776768

約数和(自身を除く): 69485043

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 49, 75, 93, 105, 147, 155, 175, 217, 245, 465, 525, 617, 651, 735, 775, 1085, 1225, 1519, 1851, 2325, 3085, 3255, 3675, 4319, 4557, 5425, 7595, 9255, 12957, 15425, 16275, 19127, 21595, 22785, 30233, 37975, 46275, 57381, 64785, 90699, 95635, 107975, 113925, 133889, 151165, 286905, 323925, 401667, 453495, 478175, 669445, 755825, 937223, 1434525, 2008335, 2267475, 2811669, 3347225, 4686115, 10041675, 14058345, 23430575, 70291725]

約数ペア:

[(1, 70291725), (3, 23430575), (5, 14058345), (7, 10041675), (15, 4686115), (21, 3347225), (25, 2811669), (31, 2267475), (35, 2008335), (49, 1434525), (75, 937223), (93, 755825), (105, 669445), (147, 478175), (155, 453495), (175, 401667), (217, 323925), (245, 286905), (465, 151165), (525, 133889), (617, 113925), (651, 107975), (735, 95635), (775, 90699), (1085, 64785), (1225, 57381), (1519, 46275), (1851, 37975), (2325, 30233), (3085, 22785), (3255, 21595), (3675, 19127), (4319, 16275), (4557, 15425), (5425, 12957), (7595, 9255)]