30790000

素因数分解:

$2^4\times 5^4\times {\mathrm{3079}}^1$

素因数の和:3107

約数の個数: 50

約数和(自身を含む): 74569880

約数和(自身を除く): 43779880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 3079, 5000, 6158, 10000, 12316, 15395, 24632, 30790, 49264, 61580, 76975, 123160, 153950, 246320, 307900, 384875, 615800, 769750, 1231600, 1539500, 1924375, 3079000, 3848750, 6158000, 7697500, 15395000, 30790000]

約数ペア:

[(1, 30790000), (2, 15395000), (4, 7697500), (5, 6158000), (8, 3848750), (10, 3079000), (16, 1924375), (20, 1539500), (25, 1231600), (40, 769750), (50, 615800), (80, 384875), (100, 307900), (125, 246320), (200, 153950), (250, 123160), (400, 76975), (500, 61580), (625, 49264), (1000, 30790), (1250, 24632), (2000, 15395), (2500, 12316), (3079, 10000), (5000, 6158)]