202105280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2606

約数の個数: 112

約数和(自身を含む): 545774880

約数和(自身を除く): 343669600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1216, 1235, 1520, 1976, 2080, 2470, 2557, 3040, 3952, 4160, 4940, 5114, 6080, 7904, 9880, 10228, 12785, 15808, 19760, 20456, 25570, 33241, 39520, 40912, 48583, 51140, 66482, 79040, 81824, 97166, 102280, 132964, 163648, 166205, 194332, 204560, 242915, 265928, 332410, 388664, 409120, 485830, 531856, 631579, 664820, 777328, 818240, 971660, 1063712, 1263158, 1329640, 1554656, 1943320, 2127424, 2526316, 2659280, 3109312, 3157895, 3886640, 5052632, 5318560, 6315790, 7773280, 10105264, 10637120, 12631580, 15546560, 20210528, 25263160, 40421056, 50526320, 101052640, 202105280]

約数ペア:

[(1, 202105280), (2, 101052640), (4, 50526320), (5, 40421056), (8, 25263160), (10, 20210528), (13, 15546560), (16, 12631580), (19, 10637120), (20, 10105264), (26, 7773280), (32, 6315790), (38, 5318560), (40, 5052632), (52, 3886640), (64, 3157895), (65, 3109312), (76, 2659280), (80, 2526316), (95, 2127424), (104, 1943320), (130, 1554656), (152, 1329640), (160, 1263158), (190, 1063712), (208, 971660), (247, 818240), (260, 777328), (304, 664820), (320, 631579), (380, 531856), (416, 485830), (494, 409120), (520, 388664), (608, 332410), (760, 265928), (832, 242915), (988, 204560), (1040, 194332), (1216, 166205), (1235, 163648), (1520, 132964), (1976, 102280), (2080, 97166), (2470, 81824), (2557, 79040), (3040, 66482), (3952, 51140), (4160, 48583), (4940, 40912), (5114, 39520), (6080, 33241), (7904, 25570), (9880, 20456), (10228, 19760), (12785, 15808)]