83447440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19681}}^1$

素因数の和:19747

約数の個数: 40

約数和(自身を含む): 197686008

約数和(自身を除く): 114238568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 19681, 39362, 78724, 98405, 157448, 196810, 314896, 393620, 787240, 1043093, 1574480, 2086186, 4172372, 5215465, 8344744, 10430930, 16689488, 20861860, 41723720, 83447440]

約数ペア:

[(1, 83447440), (2, 41723720), (4, 20861860), (5, 16689488), (8, 10430930), (10, 8344744), (16, 5215465), (20, 4172372), (40, 2086186), (53, 1574480), (80, 1043093), (106, 787240), (212, 393620), (265, 314896), (424, 196810), (530, 157448), (848, 98405), (1060, 78724), (2120, 39362), (4240, 19681)]