355949800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1993}}^1$

素因数の和:2075

約数の個数: 96

約数和(自身を含む): 890121600

約数和(自身を除く): 534171800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 47, 50, 76, 94, 95, 100, 152, 188, 190, 200, 235, 376, 380, 470, 475, 760, 893, 940, 950, 1175, 1786, 1880, 1900, 1993, 2350, 3572, 3800, 3986, 4465, 4700, 7144, 7972, 8930, 9400, 9965, 15944, 17860, 19930, 22325, 35720, 37867, 39860, 44650, 49825, 75734, 79720, 89300, 93671, 99650, 151468, 178600, 187342, 189335, 199300, 302936, 374684, 378670, 398600, 468355, 749368, 757340, 936710, 946675, 1514680, 1779749, 1873420, 1893350, 2341775, 3559498, 3746840, 3786700, 4683550, 7118996, 7573400, 8898745, 9367100, 14237992, 17797490, 18734200, 35594980, 44493725, 71189960, 88987450, 177974900, 355949800]

約数ペア:

[(1, 355949800), (2, 177974900), (4, 88987450), (5, 71189960), (8, 44493725), (10, 35594980), (19, 18734200), (20, 17797490), (25, 14237992), (38, 9367100), (40, 8898745), (47, 7573400), (50, 7118996), (76, 4683550), (94, 3786700), (95, 3746840), (100, 3559498), (152, 2341775), (188, 1893350), (190, 1873420), (200, 1779749), (235, 1514680), (376, 946675), (380, 936710), (470, 757340), (475, 749368), (760, 468355), (893, 398600), (940, 378670), (950, 374684), (1175, 302936), (1786, 199300), (1880, 189335), (1900, 187342), (1993, 178600), (2350, 151468), (3572, 99650), (3800, 93671), (3986, 89300), (4465, 79720), (4700, 75734), (7144, 49825), (7972, 44650), (8930, 39860), (9400, 37867), (9965, 35720), (15944, 22325), (17860, 19930)]