78324130

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 143423280

約数和(自身を除く): 65099150

約数列:

[1, 2, 5, 10, 109, 181, 218, 362, 397, 545, 794, 905, 1090, 1810, 1985, 3970, 19729, 39458, 43273, 71857, 86546, 98645, 143714, 197290, 216365, 359285, 432730, 718570, 7832413, 15664826, 39162065, 78324130]

約数ペア:

[(1, 78324130), (2, 39162065), (5, 15664826), (10, 7832413), (109, 718570), (181, 432730), (218, 359285), (362, 216365), (397, 197290), (545, 143714), (794, 98645), (905, 86546), (1090, 71857), (1810, 43273), (1985, 39458), (3970, 19729)]