4820500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 10902528

約数和(自身を除く): 6082028

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 311, 500, 620, 622, 775, 1244, 1550, 1555, 3100, 3110, 3875, 6220, 7750, 7775, 9641, 15500, 15550, 19282, 31100, 38564, 38875, 48205, 77750, 96410, 155500, 192820, 241025, 482050, 964100, 1205125, 2410250, 4820500]

約数ペア:

[(1, 4820500), (2, 2410250), (4, 1205125), (5, 964100), (10, 482050), (20, 241025), (25, 192820), (31, 155500), (50, 96410), (62, 77750), (100, 48205), (124, 38875), (125, 38564), (155, 31100), (250, 19282), (310, 15550), (311, 15500), (500, 9641), (620, 7775), (622, 7750), (775, 6220), (1244, 3875), (1550, 3110), (1555, 3100)]