681638330

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{28319}}^1$

素因数の和:28438

約数の個数: 32

約数和(自身を含む): 1284595200

約数和(自身を除く): 602956870

約数列:

[1, 2, 5, 10, 29, 58, 83, 145, 166, 290, 415, 830, 2407, 4814, 12035, 24070, 28319, 56638, 141595, 283190, 821251, 1642502, 2350477, 4106255, 4700954, 8212510, 11752385, 23504770, 68163833, 136327666, 340819165, 681638330]

約数ペア:

[(1, 681638330), (2, 340819165), (5, 136327666), (10, 68163833), (29, 23504770), (58, 11752385), (83, 8212510), (145, 4700954), (166, 4106255), (290, 2350477), (415, 1642502), (830, 821251), (2407, 283190), (4814, 141595), (12035, 56638), (24070, 28319)]