28008100

素因数分解:

$2^2\times 5^2\times {\mathrm{379}}^1\times {\mathrm{739}}^1$

素因数の和:1132

約数の個数: 36

約数和(自身を含む): 61020400

約数和(自身を除く): 33012300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 379, 739, 758, 1478, 1516, 1895, 2956, 3695, 3790, 7390, 7580, 9475, 14780, 18475, 18950, 36950, 37900, 73900, 280081, 560162, 1120324, 1400405, 2800810, 5601620, 7002025, 14004050, 28008100]

約数ペア:

[(1, 28008100), (2, 14004050), (4, 7002025), (5, 5601620), (10, 2800810), (20, 1400405), (25, 1120324), (50, 560162), (100, 280081), (379, 73900), (739, 37900), (758, 36950), (1478, 18950), (1516, 18475), (1895, 14780), (2956, 9475), (3695, 7580), (3790, 7390)]