81008488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15091}}^1$

素因数の和:15169

約数の個数: 32

約数和(自身を含む): 168426720

約数和(自身を除く): 87418232

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 15091, 30182, 60364, 120728, 166001, 332002, 664004, 920551, 1328008, 1841102, 3682204, 7364408, 10126061, 20252122, 40504244, 81008488]

約数ペア:

[(1, 81008488), (2, 40504244), (4, 20252122), (8, 10126061), (11, 7364408), (22, 3682204), (44, 1841102), (61, 1328008), (88, 920551), (122, 664004), (244, 332002), (488, 166001), (671, 120728), (1342, 60364), (2684, 30182), (5368, 15091)]