199488900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{51151}}^1$

素因数の和:51181

約数の個数: 72

約数和(自身を含む): 621599104

約数和(自身を除く): 422110204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 51151, 102302, 153453, 204604, 255755, 306906, 511510, 613812, 664963, 767265, 1023020, 1278775, 1329926, 1534530, 1994889, 2557550, 2659852, 3069060, 3324815, 3836325, 3989778, 5115100, 6649630, 7672650, 7979556, 9974445, 13299260, 15345300, 16624075, 19948890, 33248150, 39897780, 49872225, 66496300, 99744450, 199488900]

約数ペア:

[(1, 199488900), (2, 99744450), (3, 66496300), (4, 49872225), (5, 39897780), (6, 33248150), (10, 19948890), (12, 16624075), (13, 15345300), (15, 13299260), (20, 9974445), (25, 7979556), (26, 7672650), (30, 6649630), (39, 5115100), (50, 3989778), (52, 3836325), (60, 3324815), (65, 3069060), (75, 2659852), (78, 2557550), (100, 1994889), (130, 1534530), (150, 1329926), (156, 1278775), (195, 1023020), (260, 767265), (300, 664963), (325, 613812), (390, 511510), (650, 306906), (780, 255755), (975, 204604), (1300, 153453), (1950, 102302), (3900, 51151)]