80923820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 174551328

約数和(自身を除く): 93627508

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 244, 305, 452, 565, 587, 610, 1130, 1174, 1220, 2260, 2348, 2935, 5870, 6893, 11740, 13786, 27572, 34465, 35807, 66331, 68930, 71614, 132662, 137860, 143228, 179035, 265324, 331655, 358070, 663310, 716140, 1326620, 4046191, 8092382, 16184764, 20230955, 40461910, 80923820]

約数ペア:

[(1, 80923820), (2, 40461910), (4, 20230955), (5, 16184764), (10, 8092382), (20, 4046191), (61, 1326620), (113, 716140), (122, 663310), (226, 358070), (244, 331655), (305, 265324), (452, 179035), (565, 143228), (587, 137860), (610, 132662), (1130, 71614), (1174, 68930), (1220, 66331), (2260, 35807), (2348, 34465), (2935, 27572), (5870, 13786), (6893, 11740)]