80884072

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{1039}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 156499200

約数和(自身を除く): 75615128

約数列:

[1, 2, 4, 8, 37, 74, 148, 263, 296, 526, 1039, 1052, 2078, 2104, 4156, 8312, 9731, 19462, 38443, 38924, 76886, 77848, 153772, 273257, 307544, 546514, 1093028, 2186056, 10110509, 20221018, 40442036, 80884072]

約数ペア:

[(1, 80884072), (2, 40442036), (4, 20221018), (8, 10110509), (37, 2186056), (74, 1093028), (148, 546514), (263, 307544), (296, 273257), (526, 153772), (1039, 77848), (1052, 76886), (2078, 38924), (2104, 38443), (4156, 19462), (8312, 9731)]