54990590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{991}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 102850560

約数和(自身を除く): 47859970

約数列:

[1, 2, 5, 10, 31, 62, 155, 179, 310, 358, 895, 991, 1790, 1982, 4955, 5549, 9910, 11098, 27745, 30721, 55490, 61442, 153605, 177389, 307210, 354778, 886945, 1773890, 5499059, 10998118, 27495295, 54990590]

約数ペア:

[(1, 54990590), (2, 27495295), (5, 10998118), (10, 5499059), (31, 1773890), (62, 886945), (155, 354778), (179, 307210), (310, 177389), (358, 153605), (895, 61442), (991, 55490), (1790, 30721), (1982, 27745), (4955, 11098), (5549, 9910)]