81741296

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1870

約数の個数: 80

約数和(自身を含む): 201320448

約数和(自身を除く): 119579152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 1811, 2821, 3224, 3472, 3622, 5642, 6448, 7244, 11284, 12677, 14488, 22568, 23543, 25354, 28976, 45136, 47086, 50708, 56141, 94172, 101416, 112282, 164801, 188344, 202832, 224564, 329602, 376688, 392987, 449128, 659204, 729833, 785974, 898256, 1318408, 1459666, 1571948, 2636816, 2919332, 3143896, 5108831, 5838664, 6287792, 10217662, 11677328, 20435324, 40870648, 81741296]

約数ペア:

[(1, 81741296), (2, 40870648), (4, 20435324), (7, 11677328), (8, 10217662), (13, 6287792), (14, 5838664), (16, 5108831), (26, 3143896), (28, 2919332), (31, 2636816), (52, 1571948), (56, 1459666), (62, 1318408), (91, 898256), (104, 785974), (112, 729833), (124, 659204), (182, 449128), (208, 392987), (217, 376688), (248, 329602), (364, 224564), (403, 202832), (434, 188344), (496, 164801), (728, 112282), (806, 101416), (868, 94172), (1456, 56141), (1612, 50708), (1736, 47086), (1811, 45136), (2821, 28976), (3224, 25354), (3472, 23543), (3622, 22568), (5642, 14488), (6448, 12677), (7244, 11284)]