78277160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150533}}^1$

素因数の和:150557

約数の個数: 32

約数和(自身を含む): 189672840

約数和(自身を除く): 111395680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 150533, 301066, 602132, 752665, 1204264, 1505330, 1956929, 3010660, 3913858, 6021320, 7827716, 9784645, 15655432, 19569290, 39138580, 78277160]

約数ペア:

[(1, 78277160), (2, 39138580), (4, 19569290), (5, 15655432), (8, 9784645), (10, 7827716), (13, 6021320), (20, 3913858), (26, 3010660), (40, 1956929), (52, 1505330), (65, 1204264), (104, 752665), (130, 602132), (260, 301066), (520, 150533)]