353148520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1433}}^1$

素因数の和:1606

約数の個数: 64

約数和(自身を含む): 816175440

約数和(自身を除く): 463026920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 101, 122, 202, 244, 305, 404, 488, 505, 610, 808, 1010, 1220, 1433, 2020, 2440, 2866, 4040, 5732, 6161, 7165, 11464, 12322, 14330, 24644, 28660, 30805, 49288, 57320, 61610, 87413, 123220, 144733, 174826, 246440, 289466, 349652, 437065, 578932, 699304, 723665, 874130, 1157864, 1447330, 1748260, 2894660, 3496520, 5789320, 8828713, 17657426, 35314852, 44143565, 70629704, 88287130, 176574260, 353148520]

約数ペア:

[(1, 353148520), (2, 176574260), (4, 88287130), (5, 70629704), (8, 44143565), (10, 35314852), (20, 17657426), (40, 8828713), (61, 5789320), (101, 3496520), (122, 2894660), (202, 1748260), (244, 1447330), (305, 1157864), (404, 874130), (488, 723665), (505, 699304), (610, 578932), (808, 437065), (1010, 349652), (1220, 289466), (1433, 246440), (2020, 174826), (2440, 144733), (2866, 123220), (4040, 87413), (5732, 61610), (6161, 57320), (7165, 49288), (11464, 30805), (12322, 28660), (14330, 24644)]