321562016

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1789}}^1$

素因数の和:1977

約数の個数: 48

約数和(自身を含む): 653614920

約数和(自身を除く): 332052904

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 137, 164, 274, 328, 548, 656, 1096, 1312, 1789, 2192, 3578, 4384, 5617, 7156, 11234, 14312, 22468, 28624, 44936, 57248, 73349, 89872, 146698, 179744, 245093, 293396, 490186, 586792, 980372, 1173584, 1960744, 2347168, 3921488, 7842976, 10048813, 20097626, 40195252, 80390504, 160781008, 321562016]

約数ペア:

[(1, 321562016), (2, 160781008), (4, 80390504), (8, 40195252), (16, 20097626), (32, 10048813), (41, 7842976), (82, 3921488), (137, 2347168), (164, 1960744), (274, 1173584), (328, 980372), (548, 586792), (656, 490186), (1096, 293396), (1312, 245093), (1789, 179744), (2192, 146698), (3578, 89872), (4384, 73349), (5617, 57248), (7156, 44936), (11234, 28624), (14312, 22468)]