251036180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1609}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 547722000

約数和(自身を除く): 296685820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 269, 290, 538, 580, 1076, 1345, 1609, 2690, 3218, 5380, 6436, 7801, 8045, 15602, 16090, 31204, 32180, 39005, 46661, 78010, 93322, 156020, 186644, 233305, 432821, 466610, 865642, 933220, 1731284, 2164105, 4328210, 8656420, 12551809, 25103618, 50207236, 62759045, 125518090, 251036180]

約数ペア:

[(1, 251036180), (2, 125518090), (4, 62759045), (5, 50207236), (10, 25103618), (20, 12551809), (29, 8656420), (58, 4328210), (116, 2164105), (145, 1731284), (269, 933220), (290, 865642), (538, 466610), (580, 432821), (1076, 233305), (1345, 186644), (1609, 156020), (2690, 93322), (3218, 78010), (5380, 46661), (6436, 39005), (7801, 32180), (8045, 31204), (15602, 16090)]