90727360

素因数分解:

$2^6\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1249}}^1$

素因数の和:1493

約数の個数: 56

約数和(自身を含む): 217170000

約数和(自身を除く): 126442640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 227, 320, 454, 908, 1135, 1249, 1816, 2270, 2498, 3632, 4540, 4996, 6245, 7264, 9080, 9992, 12490, 14528, 18160, 19984, 24980, 36320, 39968, 49960, 72640, 79936, 99920, 199840, 283523, 399680, 567046, 1134092, 1417615, 2268184, 2835230, 4536368, 5670460, 9072736, 11340920, 18145472, 22681840, 45363680, 90727360]

約数ペア:

[(1, 90727360), (2, 45363680), (4, 22681840), (5, 18145472), (8, 11340920), (10, 9072736), (16, 5670460), (20, 4536368), (32, 2835230), (40, 2268184), (64, 1417615), (80, 1134092), (160, 567046), (227, 399680), (320, 283523), (454, 199840), (908, 99920), (1135, 79936), (1249, 72640), (1816, 49960), (2270, 39968), (2498, 36320), (3632, 24980), (4540, 19984), (4996, 18160), (6245, 14528), (7264, 12490), (9080, 9992)]