201085840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81083}}^1$

素因数の和:81127

約数の個数: 40

約数和(自身を含む): 482611968

約数和(自身を除く): 281526128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 81083, 162166, 324332, 405415, 648664, 810830, 1297328, 1621660, 2513573, 3243320, 5027146, 6486640, 10054292, 12567865, 20108584, 25135730, 40217168, 50271460, 100542920, 201085840]

約数ペア:

[(1, 201085840), (2, 100542920), (4, 50271460), (5, 40217168), (8, 25135730), (10, 20108584), (16, 12567865), (20, 10054292), (31, 6486640), (40, 5027146), (62, 3243320), (80, 2513573), (124, 1621660), (155, 1297328), (248, 810830), (310, 648664), (496, 405415), (620, 324332), (1240, 162166), (2480, 81083)]