82124120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157931}}^1$

素因数の和:157955

約数の個数: 32

約数和(自身を含む): 198994320

約数和(自身を除く): 116870200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 157931, 315862, 631724, 789655, 1263448, 1579310, 2053103, 3158620, 4106206, 6317240, 8212412, 10265515, 16424824, 20531030, 41062060, 82124120]

約数ペア:

[(1, 82124120), (2, 41062060), (4, 20531030), (5, 16424824), (8, 10265515), (10, 8212412), (13, 6317240), (20, 4106206), (26, 3158620), (40, 2053103), (52, 1579310), (65, 1263448), (104, 789655), (130, 631724), (260, 315862), (520, 157931)]