195652760

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{25609}}^1$

素因数の和:25811

約数の個数: 32

約数和(自身を含む): 442540800

約数和(自身を除く): 246888040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 25609, 51218, 102436, 128045, 204872, 256090, 512180, 1024360, 4891319, 9782638, 19565276, 24456595, 39130552, 48913190, 97826380, 195652760]

約数ペア:

[(1, 195652760), (2, 97826380), (4, 48913190), (5, 39130552), (8, 24456595), (10, 19565276), (20, 9782638), (40, 4891319), (191, 1024360), (382, 512180), (764, 256090), (955, 204872), (1528, 128045), (1910, 102436), (3820, 51218), (7640, 25609)]