665496256

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1997}}^1$

素因数の和:2177

約数の個数: 56

約数和(自身を含む): 1364138496

約数和(自身を除く): 698642240

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 127, 164, 254, 328, 508, 656, 1016, 1312, 1997, 2032, 2624, 3994, 4064, 5207, 7988, 8128, 10414, 15976, 20828, 31952, 41656, 63904, 81877, 83312, 127808, 163754, 166624, 253619, 327508, 333248, 507238, 655016, 1014476, 1310032, 2028952, 2620064, 4057904, 5240128, 8115808, 10398379, 16231616, 20796758, 41593516, 83187032, 166374064, 332748128, 665496256]

約数ペア:

[(1, 665496256), (2, 332748128), (4, 166374064), (8, 83187032), (16, 41593516), (32, 20796758), (41, 16231616), (64, 10398379), (82, 8115808), (127, 5240128), (164, 4057904), (254, 2620064), (328, 2028952), (508, 1310032), (656, 1014476), (1016, 655016), (1312, 507238), (1997, 333248), (2032, 327508), (2624, 253619), (3994, 166624), (4064, 163754), (5207, 127808), (7988, 83312), (8128, 81877), (10414, 63904), (15976, 41656), (20828, 31952)]