28715800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4951}}^1$

素因数の和:4996

約数の個数: 48

約数和(自身を含む): 69080400

約数和(自身を除く): 40364600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 4951, 5800, 9902, 19804, 24755, 39608, 49510, 99020, 123775, 143579, 198040, 247550, 287158, 495100, 574316, 717895, 990200, 1148632, 1435790, 2871580, 3589475, 5743160, 7178950, 14357900, 28715800]

約数ペア:

[(1, 28715800), (2, 14357900), (4, 7178950), (5, 5743160), (8, 3589475), (10, 2871580), (20, 1435790), (25, 1148632), (29, 990200), (40, 717895), (50, 574316), (58, 495100), (100, 287158), (116, 247550), (145, 198040), (200, 143579), (232, 123775), (290, 99020), (580, 49510), (725, 39608), (1160, 24755), (1450, 19804), (2900, 9902), (4951, 5800)]