49789720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40153}}^1$

素因数の和:40195

約数の個数: 32

約数和(自身を含む): 115643520

約数和(自身を除く): 65853800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 40153, 80306, 160612, 200765, 321224, 401530, 803060, 1244743, 1606120, 2489486, 4978972, 6223715, 9957944, 12447430, 24894860, 49789720]

約数ペア:

[(1, 49789720), (2, 24894860), (4, 12447430), (5, 9957944), (8, 6223715), (10, 4978972), (20, 2489486), (31, 1606120), (40, 1244743), (62, 803060), (124, 401530), (155, 321224), (248, 200765), (310, 160612), (620, 80306), (1240, 40153)]