99808720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3911}}^1$

素因数の和:3964

約数の個数: 80

約数和(自身を含む): 261947520

約数和(自身を除く): 162138800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 3911, 5104, 6380, 7822, 12760, 15644, 19555, 25520, 31288, 39110, 43021, 62576, 78220, 86042, 113419, 156440, 172084, 215105, 226838, 312880, 344168, 430210, 453676, 567095, 688336, 860420, 907352, 1134190, 1247609, 1720840, 1814704, 2268380, 2495218, 3441680, 4536760, 4990436, 6238045, 9073520, 9980872, 12476090, 19961744, 24952180, 49904360, 99808720]

約数ペア:

[(1, 99808720), (2, 49904360), (4, 24952180), (5, 19961744), (8, 12476090), (10, 9980872), (11, 9073520), (16, 6238045), (20, 4990436), (22, 4536760), (29, 3441680), (40, 2495218), (44, 2268380), (55, 1814704), (58, 1720840), (80, 1247609), (88, 1134190), (110, 907352), (116, 860420), (145, 688336), (176, 567095), (220, 453676), (232, 430210), (290, 344168), (319, 312880), (440, 226838), (464, 215105), (580, 172084), (638, 156440), (880, 113419), (1160, 86042), (1276, 78220), (1595, 62576), (2320, 43021), (2552, 39110), (3190, 31288), (3911, 25520), (5104, 19555), (6380, 15644), (7822, 12760)]