63166720

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 153974520

約数和(自身を除く): 90807800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 809, 976, 1220, 1280, 1618, 1952, 2440, 3236, 3904, 4045, 4880, 6472, 7808, 8090, 9760, 12944, 15616, 16180, 19520, 25888, 32360, 39040, 49349, 51776, 64720, 78080, 98698, 103552, 129440, 197396, 207104, 246745, 258880, 394792, 493490, 517760, 789584, 986980, 1035520, 1579168, 1973960, 3158336, 3947920, 6316672, 7895840, 12633344, 15791680, 31583360, 63166720]

約数ペア:

[(1, 63166720), (2, 31583360), (4, 15791680), (5, 12633344), (8, 7895840), (10, 6316672), (16, 3947920), (20, 3158336), (32, 1973960), (40, 1579168), (61, 1035520), (64, 986980), (80, 789584), (122, 517760), (128, 493490), (160, 394792), (244, 258880), (256, 246745), (305, 207104), (320, 197396), (488, 129440), (610, 103552), (640, 98698), (809, 78080), (976, 64720), (1220, 51776), (1280, 49349), (1618, 39040), (1952, 32360), (2440, 25888), (3236, 19520), (3904, 16180), (4045, 15616), (4880, 12944), (6472, 9760), (7808, 8090)]