123745856

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{673}}^1$

素因数の和:728

約数の個数: 84

約数和(自身を含む): 281959812

約数和(自身を除く): 158213956

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 169, 208, 221, 272, 338, 416, 442, 544, 673, 676, 832, 884, 1088, 1346, 1352, 1768, 2692, 2704, 2873, 3536, 5384, 5408, 5746, 7072, 8749, 10768, 10816, 11441, 11492, 14144, 17498, 21536, 22882, 22984, 34996, 43072, 45764, 45968, 69992, 91528, 91936, 113737, 139984, 148733, 183056, 183872, 227474, 279968, 297466, 366112, 454948, 559936, 594932, 732224, 909896, 1189864, 1819792, 1933529, 2379728, 3639584, 3867058, 4759456, 7279168, 7734116, 9518912, 15468232, 30936464, 61872928, 123745856]

約数ペア:

[(1, 123745856), (2, 61872928), (4, 30936464), (8, 15468232), (13, 9518912), (16, 7734116), (17, 7279168), (26, 4759456), (32, 3867058), (34, 3639584), (52, 2379728), (64, 1933529), (68, 1819792), (104, 1189864), (136, 909896), (169, 732224), (208, 594932), (221, 559936), (272, 454948), (338, 366112), (416, 297466), (442, 279968), (544, 227474), (673, 183872), (676, 183056), (832, 148733), (884, 139984), (1088, 113737), (1346, 91936), (1352, 91528), (1768, 69992), (2692, 45968), (2704, 45764), (2873, 43072), (3536, 34996), (5384, 22984), (5408, 22882), (5746, 21536), (7072, 17498), (8749, 14144), (10768, 11492), (10816, 11441)]