81904928

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6899}}^1$

素因数の和:6969

約数の個数: 48

約数和(自身を含む): 187790400

約数和(自身を除く): 105885472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1696, 2968, 5936, 6899, 11872, 13798, 27596, 48293, 55192, 96586, 110384, 193172, 220768, 365647, 386344, 731294, 772688, 1462588, 1545376, 2559529, 2925176, 5119058, 5850352, 10238116, 11700704, 20476232, 40952464, 81904928]

約数ペア:

[(1, 81904928), (2, 40952464), (4, 20476232), (7, 11700704), (8, 10238116), (14, 5850352), (16, 5119058), (28, 2925176), (32, 2559529), (53, 1545376), (56, 1462588), (106, 772688), (112, 731294), (212, 386344), (224, 365647), (371, 220768), (424, 193172), (742, 110384), (848, 96586), (1484, 55192), (1696, 48293), (2968, 27596), (5936, 13798), (6899, 11872)]