408031100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 909504288

約数和(自身を除く): 501473188

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 167, 212, 265, 334, 461, 530, 668, 835, 922, 1060, 1325, 1670, 1844, 2305, 2650, 3340, 4175, 4610, 5300, 8350, 8851, 9220, 11525, 16700, 17702, 23050, 24433, 35404, 44255, 46100, 48866, 76987, 88510, 97732, 122165, 153974, 177020, 221275, 244330, 307948, 384935, 442550, 488660, 610825, 769870, 885100, 1221650, 1539740, 1924675, 2443300, 3849350, 4080311, 7698700, 8160622, 16321244, 20401555, 40803110, 81606220, 102007775, 204015550, 408031100]

約数ペア:

[(1, 408031100), (2, 204015550), (4, 102007775), (5, 81606220), (10, 40803110), (20, 20401555), (25, 16321244), (50, 8160622), (53, 7698700), (100, 4080311), (106, 3849350), (167, 2443300), (212, 1924675), (265, 1539740), (334, 1221650), (461, 885100), (530, 769870), (668, 610825), (835, 488660), (922, 442550), (1060, 384935), (1325, 307948), (1670, 244330), (1844, 221275), (2305, 177020), (2650, 153974), (3340, 122165), (4175, 97732), (4610, 88510), (5300, 76987), (8350, 48866), (8851, 46100), (9220, 44255), (11525, 35404), (16700, 24433), (17702, 23050)]