1330791875

素因数分解:

$5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:690

約数の個数: 80

約数和(自身を含む): 2085082560

約数和(自身を除く): 754290685

約数列:

[1, 5, 7, 17, 25, 29, 35, 85, 119, 125, 145, 175, 203, 425, 493, 595, 617, 625, 725, 875, 1015, 2125, 2465, 2975, 3085, 3451, 3625, 4319, 4375, 5075, 10489, 10625, 12325, 14875, 15425, 17255, 17893, 18125, 21595, 25375, 52445, 61625, 73423, 74375, 77125, 86275, 89465, 107975, 125251, 126875, 262225, 304181, 308125, 367115, 385625, 431375, 447325, 539875, 626255, 1311125, 1520905, 1835575, 2129267, 2156875, 2236625, 2699375, 3131275, 6555625, 7604525, 9177875, 10646335, 11183125, 15656375, 38022625, 45889375, 53231675, 78281875, 190113125, 266158375, 1330791875]

約数ペア:

[(1, 1330791875), (5, 266158375), (7, 190113125), (17, 78281875), (25, 53231675), (29, 45889375), (35, 38022625), (85, 15656375), (119, 11183125), (125, 10646335), (145, 9177875), (175, 7604525), (203, 6555625), (425, 3131275), (493, 2699375), (595, 2236625), (617, 2156875), (625, 2129267), (725, 1835575), (875, 1520905), (1015, 1311125), (2125, 626255), (2465, 539875), (2975, 447325), (3085, 431375), (3451, 385625), (3625, 367115), (4319, 308125), (4375, 304181), (5075, 262225), (10489, 126875), (10625, 125251), (12325, 107975), (14875, 89465), (15425, 86275), (17255, 77125), (17893, 74375), (18125, 73423), (21595, 61625), (25375, 52445)]