51021160

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 118201680

約数和(自身を除く): 67180520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 101, 146, 173, 202, 292, 346, 365, 404, 505, 584, 692, 730, 808, 865, 1010, 1384, 1460, 1730, 2020, 2920, 3460, 4040, 6920, 7373, 12629, 14746, 17473, 25258, 29492, 34946, 36865, 50516, 58984, 63145, 69892, 73730, 87365, 101032, 126290, 139784, 147460, 174730, 252580, 294920, 349460, 505160, 698920, 1275529, 2551058, 5102116, 6377645, 10204232, 12755290, 25510580, 51021160]

約数ペア:

[(1, 51021160), (2, 25510580), (4, 12755290), (5, 10204232), (8, 6377645), (10, 5102116), (20, 2551058), (40, 1275529), (73, 698920), (101, 505160), (146, 349460), (173, 294920), (202, 252580), (292, 174730), (346, 147460), (365, 139784), (404, 126290), (505, 101032), (584, 87365), (692, 73730), (730, 69892), (808, 63145), (865, 58984), (1010, 50516), (1384, 36865), (1460, 34946), (1730, 29492), (2020, 25258), (2920, 17473), (3460, 14746), (4040, 12629), (6920, 7373)]