164705000

素因数分解:

$2^3\times 5^4\times {\mathrm{32941}}^1$

素因数の和:32967

約数の個数: 40

約数和(自身を含む): 385915530

約数和(自身を除く): 221210530

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 32941, 65882, 131764, 164705, 263528, 329410, 658820, 823525, 1317640, 1647050, 3294100, 4117625, 6588200, 8235250, 16470500, 20588125, 32941000, 41176250, 82352500, 164705000]

約数ペア:

[(1, 164705000), (2, 82352500), (4, 41176250), (5, 32941000), (8, 20588125), (10, 16470500), (20, 8235250), (25, 6588200), (40, 4117625), (50, 3294100), (100, 1647050), (125, 1317640), (200, 823525), (250, 658820), (500, 329410), (625, 263528), (1000, 164705), (1250, 131764), (2500, 65882), (5000, 32941)]