42162800

素因数分解:

$2^4\times 5^2\times {\mathrm{105407}}^1$

素因数の和:105425

約数の個数: 30

約数和(自身を含む): 101297088

約数和(自身を除く): 59134288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 105407, 210814, 421628, 527035, 843256, 1054070, 1686512, 2108140, 2635175, 4216280, 5270350, 8432560, 10540700, 21081400, 42162800]

約数ペア:

[(1, 42162800), (2, 21081400), (4, 10540700), (5, 8432560), (8, 5270350), (10, 4216280), (16, 2635175), (20, 2108140), (25, 1686512), (40, 1054070), (50, 843256), (80, 527035), (100, 421628), (200, 210814), (400, 105407)]