66899680

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1319}}^1$

素因数の和:1651

約数の個数: 48

約数和(自身を含む): 158669280

約数和(自身を除く): 91769600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 634, 1268, 1319, 1585, 2536, 2638, 3170, 5072, 5276, 6340, 6595, 10144, 10552, 12680, 13190, 21104, 25360, 26380, 42208, 50720, 52760, 105520, 211040, 418123, 836246, 1672492, 2090615, 3344984, 4181230, 6689968, 8362460, 13379936, 16724920, 33449840, 66899680]

約数ペア:

[(1, 66899680), (2, 33449840), (4, 16724920), (5, 13379936), (8, 8362460), (10, 6689968), (16, 4181230), (20, 3344984), (32, 2090615), (40, 1672492), (80, 836246), (160, 418123), (317, 211040), (634, 105520), (1268, 52760), (1319, 50720), (1585, 42208), (2536, 26380), (2638, 25360), (3170, 21104), (5072, 13190), (5276, 12680), (6340, 10552), (6595, 10144)]