90548440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{78059}}^1$

素因数の和:78099

約数の個数: 32

約数和(自身を含む): 210762000

約数和(自身を除く): 120213560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 78059, 156118, 312236, 390295, 624472, 780590, 1561180, 2263711, 3122360, 4527422, 9054844, 11318555, 18109688, 22637110, 45274220, 90548440]

約数ペア:

[(1, 90548440), (2, 45274220), (4, 22637110), (5, 18109688), (8, 11318555), (10, 9054844), (20, 4527422), (29, 3122360), (40, 2263711), (58, 1561180), (116, 780590), (145, 624472), (232, 390295), (290, 312236), (580, 156118), (1160, 78059)]