71599120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 173238912

約数和(自身を除く): 101639792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 83, 164, 166, 205, 263, 328, 332, 410, 415, 526, 656, 664, 820, 830, 1052, 1315, 1328, 1640, 1660, 2104, 2630, 3280, 3320, 3403, 4208, 5260, 6640, 6806, 10520, 10783, 13612, 17015, 21040, 21566, 21829, 27224, 34030, 43132, 43658, 53915, 54448, 68060, 86264, 87316, 107830, 109145, 136120, 172528, 174632, 215660, 218290, 272240, 349264, 431320, 436580, 862640, 873160, 894989, 1746320, 1789978, 3579956, 4474945, 7159912, 8949890, 14319824, 17899780, 35799560, 71599120]

約数ペア:

[(1, 71599120), (2, 35799560), (4, 17899780), (5, 14319824), (8, 8949890), (10, 7159912), (16, 4474945), (20, 3579956), (40, 1789978), (41, 1746320), (80, 894989), (82, 873160), (83, 862640), (164, 436580), (166, 431320), (205, 349264), (263, 272240), (328, 218290), (332, 215660), (410, 174632), (415, 172528), (526, 136120), (656, 109145), (664, 107830), (820, 87316), (830, 86264), (1052, 68060), (1315, 54448), (1328, 53915), (1640, 43658), (1660, 43132), (2104, 34030), (2630, 27224), (3280, 21829), (3320, 21566), (3403, 21040), (4208, 17015), (5260, 13612), (6640, 10783), (6806, 10520)]