2564454460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{6551}}^1$

素因数の和:6643

約数の個数: 72

約数和(自身を含む): 5782716576

約数和(自身を除く): 3218262116

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 529, 740, 851, 1058, 1702, 2116, 2645, 3404, 4255, 5290, 6551, 8510, 10580, 13102, 17020, 19573, 26204, 32755, 39146, 65510, 78292, 97865, 131020, 150673, 195730, 242387, 301346, 391460, 484774, 602692, 753365, 969548, 1211935, 1506730, 2423870, 3013460, 3465479, 4847740, 5574901, 6930958, 11149802, 13861916, 17327395, 22299604, 27874505, 34654790, 55749010, 69309580, 111498020, 128222723, 256445446, 512890892, 641113615, 1282227230, 2564454460]

約数ペア:

[(1, 2564454460), (2, 1282227230), (4, 641113615), (5, 512890892), (10, 256445446), (20, 128222723), (23, 111498020), (37, 69309580), (46, 55749010), (74, 34654790), (92, 27874505), (115, 22299604), (148, 17327395), (185, 13861916), (230, 11149802), (370, 6930958), (460, 5574901), (529, 4847740), (740, 3465479), (851, 3013460), (1058, 2423870), (1702, 1506730), (2116, 1211935), (2645, 969548), (3404, 753365), (4255, 602692), (5290, 484774), (6551, 391460), (8510, 301346), (10580, 242387), (13102, 195730), (17020, 150673), (19573, 131020), (26204, 97865), (32755, 78292), (39146, 65510)]