68187640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 161559360

約数和(自身を除く): 93371720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 541, 548, 685, 920, 1082, 1096, 1370, 2164, 2705, 2740, 3151, 4328, 5410, 5480, 6302, 10820, 12443, 12604, 15755, 21640, 24886, 25208, 31510, 49772, 62215, 63020, 74117, 99544, 124430, 126040, 148234, 248860, 296468, 370585, 497720, 592936, 741170, 1482340, 1704691, 2964680, 3409382, 6818764, 8523455, 13637528, 17046910, 34093820, 68187640]

約数ペア:

[(1, 68187640), (2, 34093820), (4, 17046910), (5, 13637528), (8, 8523455), (10, 6818764), (20, 3409382), (23, 2964680), (40, 1704691), (46, 1482340), (92, 741170), (115, 592936), (137, 497720), (184, 370585), (230, 296468), (274, 248860), (460, 148234), (541, 126040), (548, 124430), (685, 99544), (920, 74117), (1082, 63020), (1096, 62215), (1370, 49772), (2164, 31510), (2705, 25208), (2740, 24886), (3151, 21640), (4328, 15755), (5410, 12604), (5480, 12443), (6302, 10820)]