64157175

素因数分解:

$3^2\times 5^2\times {\mathrm{313}}^1\times {\mathrm{911}}^1$

素因数の和:1240

約数の個数: 36

約数和(自身を含む): 115406304

約数和(自身を除く): 51249129

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 313, 911, 939, 1565, 2733, 2817, 4555, 4695, 7825, 8199, 13665, 14085, 22775, 23475, 40995, 68325, 70425, 204975, 285143, 855429, 1425715, 2566287, 4277145, 7128575, 12831435, 21385725, 64157175]

約数ペア:

[(1, 64157175), (3, 21385725), (5, 12831435), (9, 7128575), (15, 4277145), (25, 2566287), (45, 1425715), (75, 855429), (225, 285143), (313, 204975), (911, 70425), (939, 68325), (1565, 40995), (2733, 23475), (2817, 22775), (4555, 14085), (4695, 13665), (7825, 8199)]