64475856

素因数分解:

$2^4\times 3^2\times {\mathrm{447749}}^1$

素因数の和:447763

約数の個数: 30

約数和(自身を含む): 180443250

約数和(自身を除く): 115967394

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 447749, 895498, 1343247, 1790996, 2686494, 3581992, 4029741, 5372988, 7163984, 8059482, 10745976, 16118964, 21491952, 32237928, 64475856]

約数ペア:

[(1, 64475856), (2, 32237928), (3, 21491952), (4, 16118964), (6, 10745976), (8, 8059482), (9, 7163984), (12, 5372988), (16, 4029741), (18, 3581992), (24, 2686494), (36, 1790996), (48, 1343247), (72, 895498), (144, 447749)]