91855325

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 125468160

約数和(自身を除く): 33612835

約数列:

[1, 5, 25, 29, 31, 61, 67, 145, 155, 305, 335, 725, 775, 899, 1525, 1675, 1769, 1891, 1943, 2077, 4087, 4495, 8845, 9455, 9715, 10385, 20435, 22475, 44225, 47275, 48575, 51925, 54839, 60233, 102175, 118523, 126697, 274195, 301165, 592615, 633485, 1370975, 1505825, 2963075, 3167425, 3674213, 18371065, 91855325]

約数ペア:

[(1, 91855325), (5, 18371065), (25, 3674213), (29, 3167425), (31, 2963075), (61, 1505825), (67, 1370975), (145, 633485), (155, 592615), (305, 301165), (335, 274195), (725, 126697), (775, 118523), (899, 102175), (1525, 60233), (1675, 54839), (1769, 51925), (1891, 48575), (1943, 47275), (2077, 44225), (4087, 22475), (4495, 20435), (8845, 10385), (9455, 9715)]