64258460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1657}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 154870464

約数和(自身を除く): 90612004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 1108, 1385, 1657, 1939, 2770, 3314, 3878, 5540, 6628, 7756, 8285, 9695, 11599, 16570, 19390, 23198, 33140, 38780, 46396, 57995, 115990, 231980, 458989, 917978, 1835956, 2294945, 3212923, 4589890, 6425846, 9179780, 12851692, 16064615, 32129230, 64258460]

約数ペア:

[(1, 64258460), (2, 32129230), (4, 16064615), (5, 12851692), (7, 9179780), (10, 6425846), (14, 4589890), (20, 3212923), (28, 2294945), (35, 1835956), (70, 917978), (140, 458989), (277, 231980), (554, 115990), (1108, 57995), (1385, 46396), (1657, 38780), (1939, 33140), (2770, 23198), (3314, 19390), (3878, 16570), (5540, 11599), (6628, 9695), (7756, 8285)]