89886280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{727}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 221719680

約数和(自身を除く): 131833400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 281, 440, 562, 727, 1124, 1405, 1454, 2248, 2810, 2908, 3091, 3635, 5620, 5816, 6182, 7270, 7997, 11240, 12364, 14540, 15455, 15994, 24728, 29080, 30910, 31988, 39985, 61820, 63976, 79970, 123640, 159940, 204287, 319880, 408574, 817148, 1021435, 1634296, 2042870, 2247157, 4085740, 4494314, 8171480, 8988628, 11235785, 17977256, 22471570, 44943140, 89886280]

約数ペア:

[(1, 89886280), (2, 44943140), (4, 22471570), (5, 17977256), (8, 11235785), (10, 8988628), (11, 8171480), (20, 4494314), (22, 4085740), (40, 2247157), (44, 2042870), (55, 1634296), (88, 1021435), (110, 817148), (220, 408574), (281, 319880), (440, 204287), (562, 159940), (727, 123640), (1124, 79970), (1405, 63976), (1454, 61820), (2248, 39985), (2810, 31988), (2908, 30910), (3091, 29080), (3635, 24728), (5620, 15994), (5816, 15455), (6182, 14540), (7270, 12364), (7997, 11240)]