317021680

素因数分解:

$2^4\times 5^1\times {\mathrm{523}}^1\times {\mathrm{7577}}^1$

素因数の和:8113

約数の個数: 40

約数和(自身を含む): 738582192

約数和(自身を除く): 421560512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 523, 1046, 2092, 2615, 4184, 5230, 7577, 8368, 10460, 15154, 20920, 30308, 37885, 41840, 60616, 75770, 121232, 151540, 303080, 606160, 3962771, 7925542, 15851084, 19813855, 31702168, 39627710, 63404336, 79255420, 158510840, 317021680]

約数ペア:

[(1, 317021680), (2, 158510840), (4, 79255420), (5, 63404336), (8, 39627710), (10, 31702168), (16, 19813855), (20, 15851084), (40, 7925542), (80, 3962771), (523, 606160), (1046, 303080), (2092, 151540), (2615, 121232), (4184, 75770), (5230, 60616), (7577, 41840), (8368, 37885), (10460, 30308), (15154, 20920)]