31590845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 49641984

約数和(自身を除く): 18051139

約数列:

[1, 5, 11, 13, 17, 23, 55, 65, 85, 113, 115, 143, 187, 221, 253, 299, 391, 565, 715, 935, 1105, 1243, 1265, 1469, 1495, 1921, 1955, 2431, 2599, 3289, 4301, 5083, 6215, 7345, 9605, 12155, 12995, 16159, 16445, 21131, 21505, 24973, 25415, 28589, 33787, 44183, 55913, 80795, 105655, 124865, 142945, 168935, 220915, 274703, 279565, 371657, 486013, 574379, 1373515, 1858285, 2430065, 2871895, 6318169, 31590845]

約数ペア:

[(1, 31590845), (5, 6318169), (11, 2871895), (13, 2430065), (17, 1858285), (23, 1373515), (55, 574379), (65, 486013), (85, 371657), (113, 279565), (115, 274703), (143, 220915), (187, 168935), (221, 142945), (253, 124865), (299, 105655), (391, 80795), (565, 55913), (715, 44183), (935, 33787), (1105, 28589), (1243, 25415), (1265, 24973), (1469, 21505), (1495, 21131), (1921, 16445), (1955, 16159), (2431, 12995), (2599, 12155), (3289, 9605), (4301, 7345), (5083, 6215)]