191810000

素因数分解:

$2^4\times 5^4\times {\mathrm{19181}}^1$

素因数の和:19209

約数の個数: 50

約数和(自身を含む): 464415402

約数和(自身を除く): 272605402

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, 5000, 10000, 19181, 38362, 76724, 95905, 153448, 191810, 306896, 383620, 479525, 767240, 959050, 1534480, 1918100, 2397625, 3836200, 4795250, 7672400, 9590500, 11988125, 19181000, 23976250, 38362000, 47952500, 95905000, 191810000]

約数ペア:

[(1, 191810000), (2, 95905000), (4, 47952500), (5, 38362000), (8, 23976250), (10, 19181000), (16, 11988125), (20, 9590500), (25, 7672400), (40, 4795250), (50, 3836200), (80, 2397625), (100, 1918100), (125, 1534480), (200, 959050), (250, 767240), (400, 479525), (500, 383620), (625, 306896), (1000, 191810), (1250, 153448), (2000, 95905), (2500, 76724), (5000, 38362), (10000, 19181)]