30995195

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 18771205

約数列:

[1, 5, 7, 11, 31, 35, 49, 53, 55, 77, 155, 217, 245, 265, 341, 343, 371, 385, 539, 583, 1085, 1519, 1643, 1705, 1715, 1855, 2387, 2597, 2695, 2915, 3773, 4081, 7595, 8215, 10633, 11501, 11935, 12985, 16709, 18073, 18179, 18865, 20405, 28567, 53165, 57505, 80507, 83545, 90365, 90895, 116963, 126511, 142835, 199969, 402535, 563549, 584815, 632555, 885577, 999845, 2817745, 4427885, 6199039, 30995195]

約数ペア:

[(1, 30995195), (5, 6199039), (7, 4427885), (11, 2817745), (31, 999845), (35, 885577), (49, 632555), (53, 584815), (55, 563549), (77, 402535), (155, 199969), (217, 142835), (245, 126511), (265, 116963), (341, 90895), (343, 90365), (371, 83545), (385, 80507), (539, 57505), (583, 53165), (1085, 28567), (1519, 20405), (1643, 18865), (1705, 18179), (1715, 18073), (1855, 16709), (2387, 12985), (2597, 11935), (2695, 11501), (2915, 10633), (3773, 8215), (4081, 7595)]