64125968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1575

約数の個数: 40

約数和(自身を含む): 129262560

約数和(自身を除く): 65136592

約数列:

[1, 2, 4, 8, 16, 41, 67, 82, 134, 164, 268, 328, 536, 656, 1072, 1459, 2747, 2918, 5494, 5836, 10988, 11672, 21976, 23344, 43952, 59819, 97753, 119638, 195506, 239276, 391012, 478552, 782024, 957104, 1564048, 4007873, 8015746, 16031492, 32062984, 64125968]

約数ペア:

[(1, 64125968), (2, 32062984), (4, 16031492), (8, 8015746), (16, 4007873), (41, 1564048), (67, 957104), (82, 782024), (134, 478552), (164, 391012), (268, 239276), (328, 195506), (536, 119638), (656, 97753), (1072, 59819), (1459, 43952), (2747, 23344), (2918, 21976), (5494, 11672), (5836, 10988)]