66744260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4273}}^1$

素因数の和:4364

約数の個数: 48

約数和(自身を含む): 155094912

約数和(自身を除く): 88350652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 4273, 7810, 8546, 15620, 17092, 21365, 42730, 47003, 85460, 94006, 188012, 235015, 303383, 470030, 606766, 940060, 1213532, 1516915, 3033830, 3337213, 6067660, 6674426, 13348852, 16686065, 33372130, 66744260]

約数ペア:

[(1, 66744260), (2, 33372130), (4, 16686065), (5, 13348852), (10, 6674426), (11, 6067660), (20, 3337213), (22, 3033830), (44, 1516915), (55, 1213532), (71, 940060), (110, 606766), (142, 470030), (220, 303383), (284, 235015), (355, 188012), (710, 94006), (781, 85460), (1420, 47003), (1562, 42730), (3124, 21365), (3905, 17092), (4273, 15620), (7810, 8546)]