87130880

素因数分解:

$2^8\times 5^1\times {\mathrm{68071}}^1$

素因数の和:68092

約数の個数: 36

約数和(自身を含む): 208708752

約数和(自身を除く): 121577872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 68071, 136142, 272284, 340355, 544568, 680710, 1089136, 1361420, 2178272, 2722840, 4356544, 5445680, 8713088, 10891360, 17426176, 21782720, 43565440, 87130880]

約数ペア:

[(1, 87130880), (2, 43565440), (4, 21782720), (5, 17426176), (8, 10891360), (10, 8713088), (16, 5445680), (20, 4356544), (32, 2722840), (40, 2178272), (64, 1361420), (80, 1089136), (128, 680710), (160, 544568), (256, 340355), (320, 272284), (640, 136142), (1280, 68071)]