80858908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{367}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 161566720

約数和(自身を除く): 80707812

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 223, 247, 367, 446, 494, 734, 892, 988, 1468, 2899, 4237, 4771, 5798, 6973, 8474, 9542, 11596, 13946, 16948, 19084, 27892, 55081, 81841, 90649, 110162, 163682, 181298, 220324, 327364, 362596, 1063933, 1554979, 2127866, 3109958, 4255732, 6219916, 20214727, 40429454, 80858908]

約数ペア:

[(1, 80858908), (2, 40429454), (4, 20214727), (13, 6219916), (19, 4255732), (26, 3109958), (38, 2127866), (52, 1554979), (76, 1063933), (223, 362596), (247, 327364), (367, 220324), (446, 181298), (494, 163682), (734, 110162), (892, 90649), (988, 81841), (1468, 55081), (2899, 27892), (4237, 19084), (4771, 16948), (5798, 13946), (6973, 11596), (8474, 9542)]