80737700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{21821}}^1$

素因数の和:21872

約数の個数: 36

約数和(自身を含む): 179944212

約数和(自身を除く): 99206512

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 21821, 43642, 87284, 109105, 218210, 436420, 545525, 807377, 1091050, 1614754, 2182100, 3229508, 4036885, 8073770, 16147540, 20184425, 40368850, 80737700]

約数ペア:

[(1, 80737700), (2, 40368850), (4, 20184425), (5, 16147540), (10, 8073770), (20, 4036885), (25, 3229508), (37, 2182100), (50, 1614754), (74, 1091050), (100, 807377), (148, 545525), (185, 436420), (370, 218210), (740, 109105), (925, 87284), (1850, 43642), (3700, 21821)]