188217800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{49531}}^1$

素因数の和:49566

約数の個数: 48

約数和(自身を含む): 460647600

約数和(自身を除く): 272429800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 49531, 99062, 198124, 247655, 396248, 495310, 941089, 990620, 1238275, 1882178, 1981240, 2476550, 3764356, 4705445, 4953100, 7528712, 9410890, 9906200, 18821780, 23527225, 37643560, 47054450, 94108900, 188217800]

約数ペア:

[(1, 188217800), (2, 94108900), (4, 47054450), (5, 37643560), (8, 23527225), (10, 18821780), (19, 9906200), (20, 9410890), (25, 7528712), (38, 4953100), (40, 4705445), (50, 3764356), (76, 2476550), (95, 1981240), (100, 1882178), (152, 1238275), (190, 990620), (200, 941089), (380, 495310), (475, 396248), (760, 247655), (950, 198124), (1900, 99062), (3800, 49531)]