8266804100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1381}}^1\times {\mathrm{1931}}^1$

素因数の和:3357

約数の個数: 72

約数和(自身を含む): 18540646656

約数和(自身を除く): 10273842556

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1381, 1550, 1931, 2762, 3100, 3862, 5524, 6905, 7724, 9655, 13810, 19310, 27620, 34525, 38620, 42811, 48275, 59861, 69050, 85622, 96550, 119722, 138100, 171244, 193100, 214055, 239444, 299305, 428110, 598610, 856220, 1070275, 1197220, 1496525, 2140550, 2666711, 2993050, 4281100, 5333422, 5986100, 10666844, 13333555, 26667110, 53334220, 66667775, 82668041, 133335550, 165336082, 266671100, 330672164, 413340205, 826680410, 1653360820, 2066701025, 4133402050, 8266804100]

約数ペア:

[(1, 8266804100), (2, 4133402050), (4, 2066701025), (5, 1653360820), (10, 826680410), (20, 413340205), (25, 330672164), (31, 266671100), (50, 165336082), (62, 133335550), (100, 82668041), (124, 66667775), (155, 53334220), (310, 26667110), (620, 13333555), (775, 10666844), (1381, 5986100), (1550, 5333422), (1931, 4281100), (2762, 2993050), (3100, 2666711), (3862, 2140550), (5524, 1496525), (6905, 1197220), (7724, 1070275), (9655, 856220), (13810, 598610), (19310, 428110), (27620, 299305), (34525, 239444), (38620, 214055), (42811, 193100), (48275, 171244), (59861, 138100), (69050, 119722), (85622, 96550)]