31285984

素因数分解:

$2^5\times {\mathrm{17}}^3\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 65772000

約数和(自身を除く): 34486016

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 199, 272, 289, 398, 544, 578, 796, 1156, 1592, 2312, 3184, 3383, 4624, 4913, 6368, 6766, 9248, 9826, 13532, 19652, 27064, 39304, 54128, 57511, 78608, 108256, 115022, 157216, 230044, 460088, 920176, 977687, 1840352, 1955374, 3910748, 7821496, 15642992, 31285984]

約数ペア:

[(1, 31285984), (2, 15642992), (4, 7821496), (8, 3910748), (16, 1955374), (17, 1840352), (32, 977687), (34, 920176), (68, 460088), (136, 230044), (199, 157216), (272, 115022), (289, 108256), (398, 78608), (544, 57511), (578, 54128), (796, 39304), (1156, 27064), (1592, 19652), (2312, 13532), (3184, 9826), (3383, 9248), (4624, 6766), (4913, 6368)]