311641570

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{3491}}^1$

素因数の和:3690

約数の個数: 32

約数和(自身を含む): 573246720

約数和(自身を除く): 261605150

約数列:

[1, 2, 5, 10, 79, 113, 158, 226, 395, 565, 790, 1130, 3491, 6982, 8927, 17455, 17854, 34910, 44635, 89270, 275789, 394483, 551578, 788966, 1378945, 1972415, 2757890, 3944830, 31164157, 62328314, 155820785, 311641570]

約数ペア:

[(1, 311641570), (2, 155820785), (5, 62328314), (10, 31164157), (79, 3944830), (113, 2757890), (158, 1972415), (226, 1378945), (395, 788966), (565, 551578), (790, 394483), (1130, 275789), (3491, 89270), (6982, 44635), (8927, 34910), (17455, 17854)]