816998800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1607}}^1$

素因数の和:1697

約数の個数: 120

約数和(自身を含む): 2076867072

約数和(自身を除く): 1259868272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 124, 155, 164, 200, 205, 248, 310, 328, 400, 410, 496, 620, 656, 775, 820, 1025, 1240, 1271, 1550, 1607, 1640, 2050, 2480, 2542, 3100, 3214, 3280, 4100, 5084, 6200, 6355, 6428, 8035, 8200, 10168, 12400, 12710, 12856, 16070, 16400, 20336, 25420, 25712, 31775, 32140, 40175, 49817, 50840, 63550, 64280, 65887, 80350, 99634, 101680, 127100, 128560, 131774, 160700, 199268, 249085, 254200, 263548, 321400, 329435, 398536, 498170, 508400, 527096, 642800, 658870, 797072, 996340, 1054192, 1245425, 1317740, 1647175, 1992680, 2042497, 2490850, 2635480, 3294350, 3985360, 4084994, 4981700, 5270960, 6588700, 8169988, 9963400, 10212485, 13177400, 16339976, 19926800, 20424970, 26354800, 32679952, 40849940, 51062425, 81699880, 102124850, 163399760, 204249700, 408499400, 816998800]

約数ペア:

[(1, 816998800), (2, 408499400), (4, 204249700), (5, 163399760), (8, 102124850), (10, 81699880), (16, 51062425), (20, 40849940), (25, 32679952), (31, 26354800), (40, 20424970), (41, 19926800), (50, 16339976), (62, 13177400), (80, 10212485), (82, 9963400), (100, 8169988), (124, 6588700), (155, 5270960), (164, 4981700), (200, 4084994), (205, 3985360), (248, 3294350), (310, 2635480), (328, 2490850), (400, 2042497), (410, 1992680), (496, 1647175), (620, 1317740), (656, 1245425), (775, 1054192), (820, 996340), (1025, 797072), (1240, 658870), (1271, 642800), (1550, 527096), (1607, 508400), (1640, 498170), (2050, 398536), (2480, 329435), (2542, 321400), (3100, 263548), (3214, 254200), (3280, 249085), (4100, 199268), (5084, 160700), (6200, 131774), (6355, 128560), (6428, 127100), (8035, 101680), (8200, 99634), (10168, 80350), (12400, 65887), (12710, 64280), (12856, 63550), (16070, 50840), (16400, 49817), (20336, 40175), (25420, 32140), (25712, 31775)]