204096100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8263}}^1$

素因数の和:8309

約数の個数: 72

約数和(自身を含む): 502120640

約数和(自身を除く): 298024540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 8263, 12350, 16526, 24700, 33052, 41315, 82630, 107419, 156997, 165260, 206575, 214838, 313994, 413150, 429676, 537095, 627988, 784985, 826300, 1074190, 1569970, 2040961, 2148380, 2685475, 3139940, 3924925, 4081922, 5370950, 7849850, 8163844, 10204805, 10741900, 15699700, 20409610, 40819220, 51024025, 102048050, 204096100]

約数ペア:

[(1, 204096100), (2, 102048050), (4, 51024025), (5, 40819220), (10, 20409610), (13, 15699700), (19, 10741900), (20, 10204805), (25, 8163844), (26, 7849850), (38, 5370950), (50, 4081922), (52, 3924925), (65, 3139940), (76, 2685475), (95, 2148380), (100, 2040961), (130, 1569970), (190, 1074190), (247, 826300), (260, 784985), (325, 627988), (380, 537095), (475, 429676), (494, 413150), (650, 313994), (950, 214838), (988, 206575), (1235, 165260), (1300, 156997), (1900, 107419), (2470, 82630), (4940, 41315), (6175, 33052), (8263, 24700), (12350, 16526)]