42131840

素因数分解:

$2^7\times 5^1\times {\mathrm{65831}}^1$

素因数の和:65850

約数の個数: 32

約数和(自身を含む): 100722960

約数和(自身を除く): 58591120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 65831, 131662, 263324, 329155, 526648, 658310, 1053296, 1316620, 2106592, 2633240, 4213184, 5266480, 8426368, 10532960, 21065920, 42131840]

約数ペア:

[(1, 42131840), (2, 21065920), (4, 10532960), (5, 8426368), (8, 5266480), (10, 4213184), (16, 2633240), (20, 2106592), (32, 1316620), (40, 1053296), (64, 658310), (80, 526648), (128, 329155), (160, 263324), (320, 131662), (640, 65831)]