90064960

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3391}}^1$

素因数の和:3491

約数の個数: 56

約数和(自身を含む): 217115136

約数和(自身を除く): 127050176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 3391, 5312, 6640, 6782, 13280, 13564, 16955, 26560, 27128, 33910, 54256, 67820, 108512, 135640, 217024, 271280, 281453, 542560, 562906, 1085120, 1125812, 1407265, 2251624, 2814530, 4503248, 5629060, 9006496, 11258120, 18012992, 22516240, 45032480, 90064960]

約数ペア:

[(1, 90064960), (2, 45032480), (4, 22516240), (5, 18012992), (8, 11258120), (10, 9006496), (16, 5629060), (20, 4503248), (32, 2814530), (40, 2251624), (64, 1407265), (80, 1125812), (83, 1085120), (160, 562906), (166, 542560), (320, 281453), (332, 271280), (415, 217024), (664, 135640), (830, 108512), (1328, 67820), (1660, 54256), (2656, 33910), (3320, 27128), (3391, 26560), (5312, 16955), (6640, 13564), (6782, 13280)]