87185440

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3343}}^1$

素因数の和:3521

約数の個数: 48

約数和(自身を含む): 207301248

約数和(自身を除く): 120115808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 3343, 5216, 6520, 6686, 13040, 13372, 16715, 26080, 26744, 33430, 53488, 66860, 106976, 133720, 267440, 534880, 544909, 1089818, 2179636, 2724545, 4359272, 5449090, 8718544, 10898180, 17437088, 21796360, 43592720, 87185440]

約数ペア:

[(1, 87185440), (2, 43592720), (4, 21796360), (5, 17437088), (8, 10898180), (10, 8718544), (16, 5449090), (20, 4359272), (32, 2724545), (40, 2179636), (80, 1089818), (160, 544909), (163, 534880), (326, 267440), (652, 133720), (815, 106976), (1304, 66860), (1630, 53488), (2608, 33430), (3260, 26744), (3343, 26080), (5216, 16715), (6520, 13372), (6686, 13040)]