207968659616

素因数分解:

$2^5\times {\mathrm{397}}^1\times {\mathrm{991}}^1\times {\mathrm{16519}}^1$

素因数の和:17917

約数の個数: 48

約数和(自身を含む): 410908700160

約数和(自身を除く): 202940040544

約数列:

[1, 2, 4, 8, 16, 32, 397, 794, 991, 1588, 1982, 3176, 3964, 6352, 7928, 12704, 15856, 16519, 31712, 33038, 66076, 132152, 264304, 393427, 528608, 786854, 1573708, 3147416, 6294832, 6558043, 12589664, 13116086, 16370329, 26232172, 32740658, 52464344, 65481316, 104928688, 130962632, 209857376, 261925264, 523850528, 6499020613, 12998041226, 25996082452, 51992164904, 103984329808, 207968659616]

約数ペア:

[(1, 207968659616), (2, 103984329808), (4, 51992164904), (8, 25996082452), (16, 12998041226), (32, 6499020613), (397, 523850528), (794, 261925264), (991, 209857376), (1588, 130962632), (1982, 104928688), (3176, 65481316), (3964, 52464344), (6352, 32740658), (7928, 26232172), (12704, 16370329), (15856, 13116086), (16519, 12589664), (31712, 6558043), (33038, 6294832), (66076, 3147416), (132152, 1573708), (264304, 786854), (393427, 528608)]