149968809580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{72800393}}^1$

素因数の和:72800505

約数の個数: 24

約数和(自身を含む): 317992120992

約数和(自身を除く): 168023311412

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 72800393, 145600786, 291201572, 364001965, 728003930, 1456007860, 7498440479, 14996880958, 29993761916, 37492202395, 74984404790, 149968809580]

約数ペア:

[(1, 149968809580), (2, 74984404790), (4, 37492202395), (5, 29993761916), (10, 14996880958), (20, 7498440479), (103, 1456007860), (206, 728003930), (412, 364001965), (515, 291201572), (1030, 145600786), (2060, 72800393)]