79291880

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22273}}^1$

素因数の和:22373

約数の個数: 32

約数和(自身を含む): 180419400

約数和(自身を除く): 101127520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 22273, 44546, 89092, 111365, 178184, 222730, 445460, 890920, 1982297, 3964594, 7929188, 9911485, 15858376, 19822970, 39645940, 79291880]

約数ペア:

[(1, 79291880), (2, 39645940), (4, 19822970), (5, 15858376), (8, 9911485), (10, 7929188), (20, 3964594), (40, 1982297), (89, 890920), (178, 445460), (356, 222730), (445, 178184), (712, 111365), (890, 89092), (1780, 44546), (3560, 22273)]