72139160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106087}}^1$

素因数の和:106115

約数の個数: 32

約数和(自身を含む): 171862560

約数和(自身を除く): 99723400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 106087, 212174, 424348, 530435, 848696, 1060870, 1803479, 2121740, 3606958, 4243480, 7213916, 9017395, 14427832, 18034790, 36069580, 72139160]

約数ペア:

[(1, 72139160), (2, 36069580), (4, 18034790), (5, 14427832), (8, 9017395), (10, 7213916), (17, 4243480), (20, 3606958), (34, 2121740), (40, 1803479), (68, 1060870), (85, 848696), (136, 530435), (170, 424348), (340, 212174), (680, 106087)]