90399568

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1847}}^1$

素因数の和:1904

約数の個数: 80

約数和(自身を含む): 219985920

約数和(自身を除く): 129586352

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 322, 368, 437, 532, 644, 874, 1064, 1288, 1748, 1847, 2128, 2576, 3059, 3496, 3694, 6118, 6992, 7388, 12236, 12929, 14776, 24472, 25858, 29552, 35093, 42481, 48944, 51716, 70186, 84962, 103432, 140372, 169924, 206864, 245651, 280744, 297367, 339848, 491302, 561488, 594734, 679696, 807139, 982604, 1189468, 1614278, 1965208, 2378936, 3228556, 3930416, 4757872, 5649973, 6457112, 11299946, 12914224, 22599892, 45199784, 90399568]

約数ペア:

[(1, 90399568), (2, 45199784), (4, 22599892), (7, 12914224), (8, 11299946), (14, 6457112), (16, 5649973), (19, 4757872), (23, 3930416), (28, 3228556), (38, 2378936), (46, 1965208), (56, 1614278), (76, 1189468), (92, 982604), (112, 807139), (133, 679696), (152, 594734), (161, 561488), (184, 491302), (266, 339848), (304, 297367), (322, 280744), (368, 245651), (437, 206864), (532, 169924), (644, 140372), (874, 103432), (1064, 84962), (1288, 70186), (1748, 51716), (1847, 48944), (2128, 42481), (2576, 35093), (3059, 29552), (3496, 25858), (3694, 24472), (6118, 14776), (6992, 12929), (7388, 12236)]