74942790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{192161}}^1$

素因数の和:192184

約数の個数: 32

約数和(自身を含む): 193699296

約数和(自身を除く): 118756506

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 192161, 384322, 576483, 960805, 1152966, 1921610, 2498093, 2882415, 4996186, 5764830, 7494279, 12490465, 14988558, 24980930, 37471395, 74942790]

約数ペア:

[(1, 74942790), (2, 37471395), (3, 24980930), (5, 14988558), (6, 12490465), (10, 7494279), (13, 5764830), (15, 4996186), (26, 2882415), (30, 2498093), (39, 1921610), (65, 1152966), (78, 960805), (130, 576483), (195, 384322), (390, 192161)]