67943720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{677}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 165730320

約数和(自身を除く): 97786600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 677, 772, 965, 1354, 1544, 1930, 2509, 2708, 3385, 3860, 5018, 5416, 6770, 7720, 8801, 10036, 12545, 13540, 17602, 20072, 25090, 27080, 35204, 44005, 50180, 70408, 88010, 100360, 130661, 176020, 261322, 352040, 522644, 653305, 1045288, 1306610, 1698593, 2613220, 3397186, 5226440, 6794372, 8492965, 13588744, 16985930, 33971860, 67943720]

約数ペア:

[(1, 67943720), (2, 33971860), (4, 16985930), (5, 13588744), (8, 8492965), (10, 6794372), (13, 5226440), (20, 3397186), (26, 2613220), (40, 1698593), (52, 1306610), (65, 1045288), (104, 653305), (130, 522644), (193, 352040), (260, 261322), (386, 176020), (520, 130661), (677, 100360), (772, 88010), (965, 70408), (1354, 50180), (1544, 44005), (1930, 35204), (2509, 27080), (2708, 25090), (3385, 20072), (3860, 17602), (5018, 13540), (5416, 12545), (6770, 10036), (7720, 8801)]