84931860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108887}}^1$

素因数の和:108912

約数の個数: 48

約数和(自身を含む): 256104576

約数和(自身を除く): 171172716

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, 108887, 217774, 326661, 435548, 544435, 653322, 1088870, 1306644, 1415531, 1633305, 2177740, 2831062, 3266610, 4246593, 5662124, 6533220, 7077655, 8493186, 14155310, 16986372, 21232965, 28310620, 42465930, 84931860]

約数ペア:

[(1, 84931860), (2, 42465930), (3, 28310620), (4, 21232965), (5, 16986372), (6, 14155310), (10, 8493186), (12, 7077655), (13, 6533220), (15, 5662124), (20, 4246593), (26, 3266610), (30, 2831062), (39, 2177740), (52, 1633305), (60, 1415531), (65, 1306644), (78, 1088870), (130, 653322), (156, 544435), (195, 435548), (260, 326661), (390, 217774), (780, 108887)]