72269720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106279}}^1$

素因数の和:106307

約数の個数: 32

約数和(自身を含む): 172173600

約数和(自身を除く): 99903880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 106279, 212558, 425116, 531395, 850232, 1062790, 1806743, 2125580, 3613486, 4251160, 7226972, 9033715, 14453944, 18067430, 36134860, 72269720]

約数ペア:

[(1, 72269720), (2, 36134860), (4, 18067430), (5, 14453944), (8, 9033715), (10, 7226972), (17, 4251160), (20, 3613486), (34, 2125580), (40, 1806743), (68, 1062790), (85, 850232), (136, 531395), (170, 425116), (340, 212558), (680, 106279)]