85792420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7757}}^1$

素因数の和:7852

約数の個数: 48

約数和(自身を含む): 208535040

約数和(自身を除く): 122742620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 7757, 11060, 15514, 31028, 38785, 54299, 77570, 108598, 155140, 217196, 271495, 542990, 612803, 1085980, 1225606, 2451212, 3064015, 4289621, 6128030, 8579242, 12256060, 17158484, 21448105, 42896210, 85792420]

約数ペア:

[(1, 85792420), (2, 42896210), (4, 21448105), (5, 17158484), (7, 12256060), (10, 8579242), (14, 6128030), (20, 4289621), (28, 3064015), (35, 2451212), (70, 1225606), (79, 1085980), (140, 612803), (158, 542990), (316, 271495), (395, 217196), (553, 155140), (790, 108598), (1106, 77570), (1580, 54299), (2212, 38785), (2765, 31028), (5530, 15514), (7757, 11060)]