53955280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 134522640

約数和(自身を除く): 80567360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 97, 136, 170, 194, 272, 340, 388, 409, 485, 680, 776, 818, 970, 1360, 1552, 1636, 1649, 1940, 2045, 3272, 3298, 3880, 4090, 6544, 6596, 6953, 7760, 8180, 8245, 13192, 13906, 16360, 16490, 26384, 27812, 32720, 32980, 34765, 39673, 55624, 65960, 69530, 79346, 111248, 131920, 139060, 158692, 198365, 278120, 317384, 396730, 556240, 634768, 674441, 793460, 1348882, 1586920, 2697764, 3173840, 3372205, 5395528, 6744410, 10791056, 13488820, 26977640, 53955280]

約数ペア:

[(1, 53955280), (2, 26977640), (4, 13488820), (5, 10791056), (8, 6744410), (10, 5395528), (16, 3372205), (17, 3173840), (20, 2697764), (34, 1586920), (40, 1348882), (68, 793460), (80, 674441), (85, 634768), (97, 556240), (136, 396730), (170, 317384), (194, 278120), (272, 198365), (340, 158692), (388, 139060), (409, 131920), (485, 111248), (680, 79346), (776, 69530), (818, 65960), (970, 55624), (1360, 39673), (1552, 34765), (1636, 32980), (1649, 32720), (1940, 27812), (2045, 26384), (3272, 16490), (3298, 16360), (3880, 13906), (4090, 13192), (6544, 8245), (6596, 8180), (6953, 7760)]