289011625

素因数分解:

$5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 432506880

約数和(自身を除く): 143495255

約数列:

[1, 5, 7, 25, 35, 37, 79, 113, 125, 175, 185, 259, 395, 553, 565, 791, 875, 925, 1295, 1975, 2765, 2825, 2923, 3955, 4181, 4625, 6475, 8927, 9875, 13825, 14125, 14615, 19775, 20461, 20905, 29267, 32375, 44635, 62489, 69125, 73075, 98875, 102305, 104525, 146335, 223175, 312445, 330299, 365375, 511525, 522625, 731675, 1115875, 1562225, 1651495, 2312093, 2557625, 3658375, 7811125, 8257475, 11560465, 41287375, 57802325, 289011625]

約数ペア:

[(1, 289011625), (5, 57802325), (7, 41287375), (25, 11560465), (35, 8257475), (37, 7811125), (79, 3658375), (113, 2557625), (125, 2312093), (175, 1651495), (185, 1562225), (259, 1115875), (395, 731675), (553, 522625), (565, 511525), (791, 365375), (875, 330299), (925, 312445), (1295, 223175), (1975, 146335), (2765, 104525), (2825, 102305), (2923, 98875), (3955, 73075), (4181, 69125), (4625, 62489), (6475, 44635), (8927, 32375), (9875, 29267), (13825, 20905), (14125, 20461), (14615, 19775)]