70019900

素因数分解:

$2^2\times 5^2\times {\mathrm{700199}}^1$

素因数の和:700213

約数の個数: 18

約数和(自身を含む): 151943400

約数和(自身を除く): 81923500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 700199, 1400398, 2800796, 3500995, 7001990, 14003980, 17504975, 35009950, 70019900]

約数ペア:

[(1, 70019900), (2, 35009950), (4, 17504975), (5, 14003980), (10, 7001990), (20, 3500995), (25, 2800796), (50, 1400398), (100, 700199)]