85490680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{587}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 210833280

約数和(自身を除く): 125342600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 331, 440, 587, 662, 1174, 1324, 1655, 2348, 2648, 2935, 3310, 3641, 4696, 5870, 6457, 6620, 7282, 11740, 12914, 13240, 14564, 18205, 23480, 25828, 29128, 32285, 36410, 51656, 64570, 72820, 129140, 145640, 194297, 258280, 388594, 777188, 971485, 1554376, 1942970, 2137267, 3885940, 4274534, 7771880, 8549068, 10686335, 17098136, 21372670, 42745340, 85490680]

約数ペア:

[(1, 85490680), (2, 42745340), (4, 21372670), (5, 17098136), (8, 10686335), (10, 8549068), (11, 7771880), (20, 4274534), (22, 3885940), (40, 2137267), (44, 1942970), (55, 1554376), (88, 971485), (110, 777188), (220, 388594), (331, 258280), (440, 194297), (587, 145640), (662, 129140), (1174, 72820), (1324, 64570), (1655, 51656), (2348, 36410), (2648, 32285), (2935, 29128), (3310, 25828), (3641, 23480), (4696, 18205), (5870, 14564), (6457, 13240), (6620, 12914), (7282, 11740)]