71651072

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 153250944

約数和(自身を除く): 81599872

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 64, 86, 92, 128, 172, 184, 256, 283, 344, 368, 566, 688, 736, 989, 1132, 1376, 1472, 1978, 2264, 2752, 2944, 3956, 4528, 5504, 5888, 6509, 7912, 9056, 11008, 12169, 13018, 15824, 18112, 24338, 26036, 31648, 36224, 48676, 52072, 63296, 72448, 97352, 104144, 126592, 194704, 208288, 253184, 279887, 389408, 416576, 559774, 778816, 833152, 1119548, 1557632, 1666304, 2239096, 3115264, 4478192, 8956384, 17912768, 35825536, 71651072]

約数ペア:

[(1, 71651072), (2, 35825536), (4, 17912768), (8, 8956384), (16, 4478192), (23, 3115264), (32, 2239096), (43, 1666304), (46, 1557632), (64, 1119548), (86, 833152), (92, 778816), (128, 559774), (172, 416576), (184, 389408), (256, 279887), (283, 253184), (344, 208288), (368, 194704), (566, 126592), (688, 104144), (736, 97352), (989, 72448), (1132, 63296), (1376, 52072), (1472, 48676), (1978, 36224), (2264, 31648), (2752, 26036), (2944, 24338), (3956, 18112), (4528, 15824), (5504, 13018), (5888, 12169), (6509, 11008), (7912, 9056)]