553882160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1609}}^1$

素因数の和:1966

約数の個数: 80

約数和(自身を含む): 1391890080

約数和(自身を除く): 838007920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 331, 520, 662, 1040, 1324, 1609, 1655, 2648, 3218, 3310, 4303, 5296, 6436, 6620, 8045, 8606, 12872, 13240, 16090, 17212, 20917, 21515, 25744, 26480, 32180, 34424, 41834, 43030, 64360, 68848, 83668, 86060, 104585, 128720, 167336, 172120, 209170, 334672, 344240, 418340, 532579, 836680, 1065158, 1673360, 2130316, 2662895, 4260632, 5325790, 6923527, 8521264, 10651580, 13847054, 21303160, 27694108, 34617635, 42606320, 55388216, 69235270, 110776432, 138470540, 276941080, 553882160]

約数ペア:

[(1, 553882160), (2, 276941080), (4, 138470540), (5, 110776432), (8, 69235270), (10, 55388216), (13, 42606320), (16, 34617635), (20, 27694108), (26, 21303160), (40, 13847054), (52, 10651580), (65, 8521264), (80, 6923527), (104, 5325790), (130, 4260632), (208, 2662895), (260, 2130316), (331, 1673360), (520, 1065158), (662, 836680), (1040, 532579), (1324, 418340), (1609, 344240), (1655, 334672), (2648, 209170), (3218, 172120), (3310, 167336), (4303, 128720), (5296, 104585), (6436, 86060), (6620, 83668), (8045, 68848), (8606, 64360), (12872, 43030), (13240, 41834), (16090, 34424), (17212, 32180), (20917, 26480), (21515, 25744)]