81416844

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{25411}}^1$

素因数の和:25510

約数の個数: 36

約数和(自身を含む): 208124280

約数和(自身を除く): 126707436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 25411, 50822, 76233, 101644, 152466, 228699, 304932, 457398, 914796, 2261579, 4523158, 6784737, 9046316, 13569474, 20354211, 27138948, 40708422, 81416844]

約数ペア:

[(1, 81416844), (2, 40708422), (3, 27138948), (4, 20354211), (6, 13569474), (9, 9046316), (12, 6784737), (18, 4523158), (36, 2261579), (89, 914796), (178, 457398), (267, 304932), (356, 228699), (534, 152466), (801, 101644), (1068, 76233), (1602, 50822), (3204, 25411)]