83156800

素因数分解:

$2^6\times 5^2\times {\mathrm{51973}}^1$

素因数の和:51995

約数の個数: 42

約数和(自身を含む): 204621638

約数和(自身を除く): 121464838

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 51973, 103946, 207892, 259865, 415784, 519730, 831568, 1039460, 1299325, 1663136, 2078920, 2598650, 3326272, 4157840, 5197300, 8315680, 10394600, 16631360, 20789200, 41578400, 83156800]

約数ペア:

[(1, 83156800), (2, 41578400), (4, 20789200), (5, 16631360), (8, 10394600), (10, 8315680), (16, 5197300), (20, 4157840), (25, 3326272), (32, 2598650), (40, 2078920), (50, 1663136), (64, 1299325), (80, 1039460), (100, 831568), (160, 519730), (200, 415784), (320, 259865), (400, 207892), (800, 103946), (1600, 51973)]