81617296

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2789}}^1$

素因数の和:2887

約数の個数: 40

約数和(自身を含む): 166060800

約数和(自身を除く): 84443504

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 236, 248, 472, 496, 944, 1829, 2789, 3658, 5578, 7316, 11156, 14632, 22312, 29264, 44624, 86459, 164551, 172918, 329102, 345836, 658204, 691672, 1316408, 1383344, 2632816, 5101081, 10202162, 20404324, 40808648, 81617296]

約数ペア:

[(1, 81617296), (2, 40808648), (4, 20404324), (8, 10202162), (16, 5101081), (31, 2632816), (59, 1383344), (62, 1316408), (118, 691672), (124, 658204), (236, 345836), (248, 329102), (472, 172918), (496, 164551), (944, 86459), (1829, 44624), (2789, 29264), (3658, 22312), (5578, 14632), (7316, 11156)]