86954680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 201025440

約数和(自身を除く): 114070760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 97, 146, 194, 292, 307, 365, 388, 485, 584, 614, 730, 776, 970, 1228, 1460, 1535, 1940, 2456, 2920, 3070, 3880, 6140, 7081, 12280, 14162, 22411, 28324, 29779, 35405, 44822, 56648, 59558, 70810, 89644, 112055, 119116, 141620, 148895, 179288, 224110, 238232, 283240, 297790, 448220, 595580, 896440, 1191160, 2173867, 4347734, 8695468, 10869335, 17390936, 21738670, 43477340, 86954680]

約数ペア:

[(1, 86954680), (2, 43477340), (4, 21738670), (5, 17390936), (8, 10869335), (10, 8695468), (20, 4347734), (40, 2173867), (73, 1191160), (97, 896440), (146, 595580), (194, 448220), (292, 297790), (307, 283240), (365, 238232), (388, 224110), (485, 179288), (584, 148895), (614, 141620), (730, 119116), (776, 112055), (970, 89644), (1228, 70810), (1460, 59558), (1535, 56648), (1940, 44822), (2456, 35405), (2920, 29779), (3070, 28324), (3880, 22411), (6140, 14162), (7081, 12280)]