74845290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191911}}^1$

素因数の和:191934

約数の個数: 32

約数和(自身を含む): 193447296

約数和(自身を除く): 118602006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 191911, 383822, 575733, 959555, 1151466, 1919110, 2494843, 2878665, 4989686, 5757330, 7484529, 12474215, 14969058, 24948430, 37422645, 74845290]

約数ペア:

[(1, 74845290), (2, 37422645), (3, 24948430), (5, 14969058), (6, 12474215), (10, 7484529), (13, 5757330), (15, 4989686), (26, 2878665), (30, 2494843), (39, 1919110), (65, 1151466), (78, 959555), (130, 575733), (195, 383822), (390, 191911)]