172513.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 23042880

約数和(自身を除く): 13165100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 761, 1180, 1298, 1522, 2596, 3044, 3245, 3805, 6490, 7610, 8371, 12980, 15220, 16742, 33484, 41855, 44899, 83710, 89798, 167420, 179596, 224495, 448990, 493889, 897980, 987778, 1975556, 2469445, 4938890, 9877780]

約数ペア:

[(1, 9877780), (2, 4938890), (4, 2469445), (5, 1975556), (10, 987778), (11, 897980), (20, 493889), (22, 448990), (44, 224495), (55, 179596), (59, 167420), (110, 89798), (118, 83710), (220, 44899), (236, 41855), (295, 33484), (590, 16742), (649, 15220), (761, 12980), (1180, 8371), (1298, 7610), (1522, 6490), (2596, 3805), (3044, 3245)]