169626804980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{77810461}}^1$

素因数の和:77810579

約数の個数: 24

約数和(自身を含む): 359484334440

約数和(自身を除く): 189857529460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 77810461, 155620922, 311241844, 389052305, 778104610, 1556209220, 8481340249, 16962680498, 33925360996, 42406701245, 84813402490, 169626804980]

約数ペア:

[(1, 169626804980), (2, 84813402490), (4, 42406701245), (5, 33925360996), (10, 16962680498), (20, 8481340249), (109, 1556209220), (218, 778104610), (436, 389052305), (545, 311241844), (1090, 155620922), (2180, 77810461)]