201148840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1409}}^1$

素因数の和:1546

約数の個数: 64

約数和(自身を含む): 469022400

約数和(自身を除く): 267873560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 83, 86, 166, 172, 215, 332, 344, 415, 430, 664, 830, 860, 1409, 1660, 1720, 2818, 3320, 3569, 5636, 7045, 7138, 11272, 14090, 14276, 17845, 28180, 28552, 35690, 56360, 60587, 71380, 116947, 121174, 142760, 233894, 242348, 302935, 467788, 484696, 584735, 605870, 935576, 1169470, 1211740, 2338940, 2423480, 4677880, 5028721, 10057442, 20114884, 25143605, 40229768, 50287210, 100574420, 201148840]

約数ペア:

[(1, 201148840), (2, 100574420), (4, 50287210), (5, 40229768), (8, 25143605), (10, 20114884), (20, 10057442), (40, 5028721), (43, 4677880), (83, 2423480), (86, 2338940), (166, 1211740), (172, 1169470), (215, 935576), (332, 605870), (344, 584735), (415, 484696), (430, 467788), (664, 302935), (830, 242348), (860, 233894), (1409, 142760), (1660, 121174), (1720, 116947), (2818, 71380), (3320, 60587), (3569, 56360), (5636, 35690), (7045, 28552), (7138, 28180), (11272, 17845), (14090, 14276)]