74862775

素因数分解:

$5^2\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 106243200

約数和(自身を除く): 31380425

約数列:

[1, 5, 13, 25, 29, 47, 65, 145, 169, 235, 325, 377, 611, 725, 845, 1175, 1363, 1885, 2197, 3055, 4225, 4901, 6815, 7943, 9425, 10985, 15275, 17719, 24505, 34075, 39715, 54925, 63713, 88595, 103259, 122525, 198575, 230347, 318565, 442975, 516295, 1151735, 1592825, 2581475, 2994511, 5758675, 14972555, 74862775]

約数ペア:

[(1, 74862775), (5, 14972555), (13, 5758675), (25, 2994511), (29, 2581475), (47, 1592825), (65, 1151735), (145, 516295), (169, 442975), (235, 318565), (325, 230347), (377, 198575), (611, 122525), (725, 103259), (845, 88595), (1175, 63713), (1363, 54925), (1885, 39715), (2197, 34075), (3055, 24505), (4225, 17719), (4901, 15275), (6815, 10985), (7943, 9425)]