55274140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 125948592

約数和(自身を除く): 70674452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 131, 146, 170, 262, 289, 292, 340, 365, 524, 578, 655, 730, 1156, 1241, 1310, 1445, 1460, 2227, 2482, 2620, 2890, 4454, 4964, 5780, 6205, 8908, 9563, 11135, 12410, 19126, 21097, 22270, 24820, 37859, 38252, 42194, 44540, 47815, 75718, 84388, 95630, 105485, 151436, 162571, 189295, 191260, 210970, 325142, 378590, 421940, 650284, 757180, 812855, 1625710, 2763707, 3251420, 5527414, 11054828, 13818535, 27637070, 55274140]

約数ペア:

[(1, 55274140), (2, 27637070), (4, 13818535), (5, 11054828), (10, 5527414), (17, 3251420), (20, 2763707), (34, 1625710), (68, 812855), (73, 757180), (85, 650284), (131, 421940), (146, 378590), (170, 325142), (262, 210970), (289, 191260), (292, 189295), (340, 162571), (365, 151436), (524, 105485), (578, 95630), (655, 84388), (730, 75718), (1156, 47815), (1241, 44540), (1310, 42194), (1445, 38252), (1460, 37859), (2227, 24820), (2482, 22270), (2620, 21097), (2890, 19126), (4454, 12410), (4964, 11135), (5780, 9563), (6205, 8908)]