25055660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 62952624

約数和(自身を除く): 37896964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 691, 740, 980, 1036, 1295, 1382, 1813, 2590, 2764, 3455, 3626, 4837, 5180, 6910, 7252, 9065, 9674, 13820, 18130, 19348, 24185, 25567, 33859, 36260, 48370, 51134, 67718, 96740, 102268, 127835, 135436, 169295, 178969, 255670, 338590, 357938, 511340, 677180, 715876, 894845, 1252783, 1789690, 2505566, 3579380, 5011132, 6263915, 12527830, 25055660]

約数ペア:

[(1, 25055660), (2, 12527830), (4, 6263915), (5, 5011132), (7, 3579380), (10, 2505566), (14, 1789690), (20, 1252783), (28, 894845), (35, 715876), (37, 677180), (49, 511340), (70, 357938), (74, 338590), (98, 255670), (140, 178969), (148, 169295), (185, 135436), (196, 127835), (245, 102268), (259, 96740), (370, 67718), (490, 51134), (518, 48370), (691, 36260), (740, 33859), (980, 25567), (1036, 24185), (1295, 19348), (1382, 18130), (1813, 13820), (2590, 9674), (2764, 9065), (3455, 7252), (3626, 6910), (4837, 5180)]