9978850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{4073}}^1$

素因数の和:4099

約数の個数: 36

約数和(自身を含む): 21596274

約数和(自身を除く): 11617424

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 4073, 8146, 20365, 28511, 40730, 57022, 101825, 142555, 199577, 203650, 285110, 399154, 712775, 997885, 1425550, 1995770, 4989425, 9978850]

約数ペア:

[(1, 9978850), (2, 4989425), (5, 1995770), (7, 1425550), (10, 997885), (14, 712775), (25, 399154), (35, 285110), (49, 203650), (50, 199577), (70, 142555), (98, 101825), (175, 57022), (245, 40730), (350, 28511), (490, 20365), (1225, 8146), (2450, 4073)]