124845440

素因数分解:

$2^7\times 5^1\times {\mathrm{195071}}^1$

素因数の和:195090

約数の個数: 32

約数和(自身を含む): 298460160

約数和(自身を除く): 173614720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 195071, 390142, 780284, 975355, 1560568, 1950710, 3121136, 3901420, 6242272, 7802840, 12484544, 15605680, 24969088, 31211360, 62422720, 124845440]

約数ペア:

[(1, 124845440), (2, 62422720), (4, 31211360), (5, 24969088), (8, 15605680), (10, 12484544), (16, 7802840), (20, 6242272), (32, 3901420), (40, 3121136), (64, 1950710), (80, 1560568), (128, 975355), (160, 780284), (320, 390142), (640, 195071)]