15697521880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{78787}}^1$

素因数の和:79108

約数の個数: 64

約数和(自身を含む): 37525148640

約数和(自身を除く): 21827626760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 293, 340, 586, 680, 1172, 1465, 2344, 2930, 4981, 5860, 9962, 11720, 19924, 24905, 39848, 49810, 78787, 99620, 157574, 199240, 315148, 393935, 630296, 787870, 1339379, 1575740, 2678758, 3151480, 5357516, 6696895, 10715032, 13393790, 23084591, 26787580, 46169182, 53575160, 92338364, 115422955, 184676728, 230845910, 392438047, 461691820, 784876094, 923383640, 1569752188, 1962190235, 3139504376, 3924380470, 7848760940, 15697521880]

約数ペア:

[(1, 15697521880), (2, 7848760940), (4, 3924380470), (5, 3139504376), (8, 1962190235), (10, 1569752188), (17, 923383640), (20, 784876094), (34, 461691820), (40, 392438047), (68, 230845910), (85, 184676728), (136, 115422955), (170, 92338364), (293, 53575160), (340, 46169182), (586, 26787580), (680, 23084591), (1172, 13393790), (1465, 10715032), (2344, 6696895), (2930, 5357516), (4981, 3151480), (5860, 2678758), (9962, 1575740), (11720, 1339379), (19924, 787870), (24905, 630296), (39848, 393935), (49810, 315148), (78787, 199240), (99620, 157574)]