29438202280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2861}}^1\times {\mathrm{4217}}^1$

素因数の和:7150

約数の個数: 64

約数和(自身を含む): 67361291280

約数和(自身を除く): 37923089000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 2861, 4217, 5722, 8434, 11444, 14305, 16868, 21085, 22888, 28610, 33736, 42170, 57220, 84340, 114440, 168680, 174521, 257237, 349042, 514474, 698084, 872605, 1028948, 1286185, 1396168, 1745210, 2057896, 2572370, 3490420, 5144740, 6980840, 10289480, 12064837, 24129674, 48259348, 60324185, 96518696, 120648370, 241296740, 482593480, 735955057, 1471910114, 2943820228, 3679775285, 5887640456, 7359550570, 14719101140, 29438202280]

約数ペア:

[(1, 29438202280), (2, 14719101140), (4, 7359550570), (5, 5887640456), (8, 3679775285), (10, 2943820228), (20, 1471910114), (40, 735955057), (61, 482593480), (122, 241296740), (244, 120648370), (305, 96518696), (488, 60324185), (610, 48259348), (1220, 24129674), (2440, 12064837), (2861, 10289480), (4217, 6980840), (5722, 5144740), (8434, 3490420), (11444, 2572370), (14305, 2057896), (16868, 1745210), (21085, 1396168), (22888, 1286185), (28610, 1028948), (33736, 872605), (42170, 698084), (57220, 514474), (84340, 349042), (114440, 257237), (168680, 174521)]