164033308900

素因数分解:

$2^2\times 5^2\times {\mathrm{2609}}^1\times {\mathrm{628721}}^1$

素因数の和:631344

約数の個数: 36

約数和(自身を含む): 356089279140

約数和(自身を除く): 192055970240

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2609, 5218, 10436, 13045, 26090, 52180, 65225, 130450, 260900, 628721, 1257442, 2514884, 3143605, 6287210, 12574420, 15718025, 31436050, 62872100, 1640333089, 3280666178, 6561332356, 8201665445, 16403330890, 32806661780, 41008327225, 82016654450, 164033308900]

約数ペア:

[(1, 164033308900), (2, 82016654450), (4, 41008327225), (5, 32806661780), (10, 16403330890), (20, 8201665445), (25, 6561332356), (50, 3280666178), (100, 1640333089), (2609, 62872100), (5218, 31436050), (10436, 15718025), (13045, 12574420), (26090, 6287210), (52180, 3143605), (65225, 2514884), (130450, 1257442), (260900, 628721)]