81125912

素因数分解:

$2^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{5119}}^1$

素因数の和:5415

約数の個数: 32

約数和(自身を含む): 174489600

約数和(自身を除く): 93363688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 283, 566, 1132, 1981, 2264, 3962, 5119, 7924, 10238, 15848, 20476, 35833, 40952, 71666, 143332, 286664, 1448677, 2897354, 5794708, 10140739, 11589416, 20281478, 40562956, 81125912]

約数ペア:

[(1, 81125912), (2, 40562956), (4, 20281478), (7, 11589416), (8, 10140739), (14, 5794708), (28, 2897354), (56, 1448677), (283, 286664), (566, 143332), (1132, 71666), (1981, 40952), (2264, 35833), (3962, 20476), (5119, 15848), (7924, 10238)]