72499725

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5653}}^1$

素因数の和:5691

約数の個数: 48

約数和(自身を含む): 140219200

約数和(自身を除く): 67719475

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2565, 4275, 5653, 12825, 16959, 28265, 50877, 84795, 107407, 141325, 152631, 254385, 322221, 423975, 537035, 763155, 966663, 1271925, 1611105, 2685175, 2899989, 3815775, 4833315, 8055525, 14499945, 24166575, 72499725]

約数ペア:

[(1, 72499725), (3, 24166575), (5, 14499945), (9, 8055525), (15, 4833315), (19, 3815775), (25, 2899989), (27, 2685175), (45, 1611105), (57, 1271925), (75, 966663), (95, 763155), (135, 537035), (171, 423975), (225, 322221), (285, 254385), (475, 152631), (513, 141325), (675, 107407), (855, 84795), (1425, 50877), (2565, 28265), (4275, 16959), (5653, 12825)]