66938820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85819}}^1$

素因数の和:85844

約数の個数: 48

約数和(自身を含む): 201848640

約数和(自身を除く): 134909820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 85819, 171638, 257457, 343276, 429095, 514914, 858190, 1029828, 1115647, 1287285, 1716380, 2231294, 2574570, 3346941, 4462588, 5149140, 5578235, 6693882, 11156470, 13387764, 16734705, 22312940, 33469410, 66938820]

約数ペア:

[(1, 66938820), (2, 33469410), (3, 22312940), (4, 16734705), (5, 13387764), (6, 11156470), (10, 6693882), (12, 5578235), (13, 5149140), (15, 4462588), (20, 3346941), (26, 2574570), (30, 2231294), (39, 1716380), (52, 1287285), (60, 1115647), (65, 1029828), (78, 858190), (130, 514914), (156, 429095), (195, 343276), (260, 257457), (390, 171638), (780, 85819)]