89125020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{495139}}^1$

素因数の和:495154

約数の個数: 36

約数和(自身を含む): 270346440

約数和(自身を除く): 181221420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 495139, 990278, 1485417, 1980556, 2475695, 2970834, 4456251, 4951390, 5941668, 7427085, 8912502, 9902780, 14854170, 17825004, 22281255, 29708340, 44562510, 89125020]

約数ペア:

[(1, 89125020), (2, 44562510), (3, 29708340), (4, 22281255), (5, 17825004), (6, 14854170), (9, 9902780), (10, 8912502), (12, 7427085), (15, 5941668), (18, 4951390), (20, 4456251), (30, 2970834), (36, 2475695), (45, 1980556), (60, 1485417), (90, 990278), (180, 495139)]