63404120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{121931}}^1$

素因数の和:121955

約数の個数: 32

約数和(自身を含む): 153634320

約数和(自身を除く): 90230200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 121931, 243862, 487724, 609655, 975448, 1219310, 1585103, 2438620, 3170206, 4877240, 6340412, 7925515, 12680824, 15851030, 31702060, 63404120]

約数ペア:

[(1, 63404120), (2, 31702060), (4, 15851030), (5, 12680824), (8, 7925515), (10, 6340412), (13, 4877240), (20, 3170206), (26, 2438620), (40, 1585103), (52, 1219310), (65, 975448), (104, 609655), (130, 487724), (260, 243862), (520, 121931)]