64077920

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8521}}^1$

素因数の和:8583

約数の個数: 48

約数和(自身を含む): 154623168

約数和(自身を除く): 90545248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 8521, 17042, 34084, 42605, 68168, 85210, 136336, 170420, 272672, 340840, 400487, 681680, 800974, 1363360, 1601948, 2002435, 3203896, 4004870, 6407792, 8009740, 12815584, 16019480, 32038960, 64077920]

約数ペア:

[(1, 64077920), (2, 32038960), (4, 16019480), (5, 12815584), (8, 8009740), (10, 6407792), (16, 4004870), (20, 3203896), (32, 2002435), (40, 1601948), (47, 1363360), (80, 800974), (94, 681680), (160, 400487), (188, 340840), (235, 272672), (376, 170420), (470, 136336), (752, 85210), (940, 68168), (1504, 42605), (1880, 34084), (3760, 17042), (7520, 8521)]