199280900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 542465280

約数和(自身を除く): 343184380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 61, 65, 70, 91, 100, 122, 130, 140, 175, 182, 244, 260, 305, 325, 350, 359, 364, 427, 455, 610, 650, 700, 718, 793, 854, 910, 1220, 1300, 1436, 1525, 1586, 1708, 1795, 1820, 2135, 2275, 2513, 3050, 3172, 3590, 3965, 4270, 4550, 4667, 5026, 5551, 6100, 7180, 7930, 8540, 8975, 9100, 9334, 10052, 10675, 11102, 12565, 15860, 17950, 18668, 19825, 21350, 21899, 22204, 23335, 25130, 27755, 32669, 35900, 39650, 42700, 43798, 46670, 50260, 55510, 62825, 65338, 79300, 87596, 93340, 109495, 111020, 116675, 125650, 130676, 138775, 153293, 163345, 218990, 233350, 251300, 277550, 284687, 306586, 326690, 437980, 466700, 547475, 555100, 569374, 613172, 653380, 766465, 816725, 1094950, 1138748, 1423435, 1532930, 1633450, 1992809, 2189900, 2846870, 3065860, 3266900, 3832325, 3985618, 5693740, 7117175, 7664650, 7971236, 9964045, 14234350, 15329300, 19928090, 28468700, 39856180, 49820225, 99640450, 199280900]

約数ペア:

[(1, 199280900), (2, 99640450), (4, 49820225), (5, 39856180), (7, 28468700), (10, 19928090), (13, 15329300), (14, 14234350), (20, 9964045), (25, 7971236), (26, 7664650), (28, 7117175), (35, 5693740), (50, 3985618), (52, 3832325), (61, 3266900), (65, 3065860), (70, 2846870), (91, 2189900), (100, 1992809), (122, 1633450), (130, 1532930), (140, 1423435), (175, 1138748), (182, 1094950), (244, 816725), (260, 766465), (305, 653380), (325, 613172), (350, 569374), (359, 555100), (364, 547475), (427, 466700), (455, 437980), (610, 326690), (650, 306586), (700, 284687), (718, 277550), (793, 251300), (854, 233350), (910, 218990), (1220, 163345), (1300, 153293), (1436, 138775), (1525, 130676), (1586, 125650), (1708, 116675), (1795, 111020), (1820, 109495), (2135, 93340), (2275, 87596), (2513, 79300), (3050, 65338), (3172, 62825), (3590, 55510), (3965, 50260), (4270, 46670), (4550, 43798), (4667, 42700), (5026, 39650), (5551, 35900), (6100, 32669), (7180, 27755), (7930, 25130), (8540, 23335), (8975, 22204), (9100, 21899), (9334, 21350), (10052, 19825), (10675, 18668), (11102, 17950), (12565, 15860)]