25184120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2592

約数の個数: 64

約数和(自身を含む): 64260000

約数和(自身を除く): 39075880

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 2549, 4940, 5098, 9880, 10196, 12745, 20392, 25490, 33137, 48431, 50980, 66274, 96862, 101960, 132548, 165685, 193724, 242155, 265096, 331370, 387448, 484310, 629603, 662740, 968620, 1259206, 1325480, 1937240, 2518412, 3148015, 5036824, 6296030, 12592060, 25184120]

約数ペア:

[(1, 25184120), (2, 12592060), (4, 6296030), (5, 5036824), (8, 3148015), (10, 2518412), (13, 1937240), (19, 1325480), (20, 1259206), (26, 968620), (38, 662740), (40, 629603), (52, 484310), (65, 387448), (76, 331370), (95, 265096), (104, 242155), (130, 193724), (152, 165685), (190, 132548), (247, 101960), (260, 96862), (380, 66274), (494, 50980), (520, 48431), (760, 33137), (988, 25490), (1235, 20392), (1976, 12745), (2470, 10196), (2549, 9880), (4940, 5098)]