66821872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2843}}^1$

素因数の和:2977

約数の個数: 40

約数和(自身を含む): 140709744

約数和(自身を除く): 73887872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 113, 208, 226, 452, 904, 1469, 1808, 2843, 2938, 5686, 5876, 11372, 11752, 22744, 23504, 36959, 45488, 73918, 147836, 295672, 321259, 591344, 642518, 1285036, 2570072, 4176367, 5140144, 8352734, 16705468, 33410936, 66821872]

約数ペア:

[(1, 66821872), (2, 33410936), (4, 16705468), (8, 8352734), (13, 5140144), (16, 4176367), (26, 2570072), (52, 1285036), (104, 642518), (113, 591344), (208, 321259), (226, 295672), (452, 147836), (904, 73918), (1469, 45488), (1808, 36959), (2843, 23504), (2938, 22744), (5686, 11752), (5876, 11372)]