90078544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1489}}^1$

素因数の和:1715

約数の個数: 40

約数和(自身を含む): 184760000

約数和(自身を除く): 94681456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 398, 796, 1489, 1592, 2978, 3184, 3781, 5956, 7562, 11912, 15124, 23824, 28291, 30248, 56582, 60496, 113164, 226328, 296311, 452656, 592622, 1185244, 2370488, 4740976, 5629909, 11259818, 22519636, 45039272, 90078544]

約数ペア:

[(1, 90078544), (2, 45039272), (4, 22519636), (8, 11259818), (16, 5629909), (19, 4740976), (38, 2370488), (76, 1185244), (152, 592622), (199, 452656), (304, 296311), (398, 226328), (796, 113164), (1489, 60496), (1592, 56582), (2978, 30248), (3184, 28291), (3781, 23824), (5956, 15124), (7562, 11912)]