64701688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2819}}^1$

素因数の和:2995

約数の個数: 32

約数和(自身を含む): 128592000

約数和(自身を除く): 63890312

約数列:

[1, 2, 4, 8, 19, 38, 76, 151, 152, 302, 604, 1208, 2819, 2869, 5638, 5738, 11276, 11476, 22552, 22952, 53561, 107122, 214244, 425669, 428488, 851338, 1702676, 3405352, 8087711, 16175422, 32350844, 64701688]

約数ペア:

[(1, 64701688), (2, 32350844), (4, 16175422), (8, 8087711), (19, 3405352), (38, 1702676), (76, 851338), (151, 428488), (152, 425669), (302, 214244), (604, 107122), (1208, 53561), (2819, 22952), (2869, 22552), (5638, 11476), (5738, 11276)]