81763864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3623}}^1$

素因数の和:3680

約数の個数: 64

約数和(自身を含む): 194826240

約数和(自身を除く): 113062376

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 3623, 5642, 7246, 11284, 14492, 22568, 25361, 28984, 47099, 50722, 94198, 101444, 112313, 188396, 202888, 224626, 329693, 376792, 449252, 659386, 786191, 898504, 1318772, 1460069, 1572382, 2637544, 2920138, 3144764, 5840276, 6289528, 10220483, 11680552, 20440966, 40881932, 81763864]

約数ペア:

[(1, 81763864), (2, 40881932), (4, 20440966), (7, 11680552), (8, 10220483), (13, 6289528), (14, 5840276), (26, 3144764), (28, 2920138), (31, 2637544), (52, 1572382), (56, 1460069), (62, 1318772), (91, 898504), (104, 786191), (124, 659386), (182, 449252), (217, 376792), (248, 329693), (364, 224626), (403, 202888), (434, 188396), (728, 112313), (806, 101444), (868, 94198), (1612, 50722), (1736, 47099), (2821, 28984), (3224, 25361), (3623, 22568), (5642, 14492), (7246, 11284)]