904383568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1637}}^1$

素因数の和:1772

約数の個数: 80

約数和(自身を含む): 1983998016

約数和(自身を除く): 1079614448

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 73, 86, 88, 146, 172, 176, 292, 344, 473, 584, 688, 803, 946, 1168, 1606, 1637, 1892, 3139, 3212, 3274, 3784, 6278, 6424, 6548, 7568, 12556, 12848, 13096, 18007, 25112, 26192, 34529, 36014, 50224, 69058, 70391, 72028, 119501, 138116, 140782, 144056, 239002, 276232, 281564, 288112, 478004, 552464, 563128, 774301, 956008, 1126256, 1314511, 1548602, 1912016, 2629022, 3097204, 5138543, 5258044, 6194408, 10277086, 10516088, 12388816, 20554172, 21032176, 41108344, 56523973, 82216688, 113047946, 226095892, 452191784, 904383568]

約数ペア:

[(1, 904383568), (2, 452191784), (4, 226095892), (8, 113047946), (11, 82216688), (16, 56523973), (22, 41108344), (43, 21032176), (44, 20554172), (73, 12388816), (86, 10516088), (88, 10277086), (146, 6194408), (172, 5258044), (176, 5138543), (292, 3097204), (344, 2629022), (473, 1912016), (584, 1548602), (688, 1314511), (803, 1126256), (946, 956008), (1168, 774301), (1606, 563128), (1637, 552464), (1892, 478004), (3139, 288112), (3212, 281564), (3274, 276232), (3784, 239002), (6278, 144056), (6424, 140782), (6548, 138116), (7568, 119501), (12556, 72028), (12848, 70391), (13096, 69058), (18007, 50224), (25112, 36014), (26192, 34529)]