81592784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56039}}^1$

素因数の和:56067

約数の個数: 40

約数和(自身を含む): 194570880

約数和(自身を除く): 112978096

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 56039, 112078, 224156, 392273, 448312, 728507, 784546, 896624, 1457014, 1569092, 2914028, 3138184, 5099549, 5828056, 6276368, 10199098, 11656112, 20398196, 40796392, 81592784]

約数ペア:

[(1, 81592784), (2, 40796392), (4, 20398196), (7, 11656112), (8, 10199098), (13, 6276368), (14, 5828056), (16, 5099549), (26, 3138184), (28, 2914028), (52, 1569092), (56, 1457014), (91, 896624), (104, 784546), (112, 728507), (182, 448312), (208, 392273), (364, 224156), (728, 112078), (1456, 56039)]