31782016

素因数分解:

$2^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 73440000

約数和(自身を除く): 41657984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 316, 448, 449, 553, 632, 896, 898, 1106, 1264, 1796, 2212, 2528, 3143, 3592, 4424, 5056, 6286, 7184, 8848, 10112, 12572, 14368, 17696, 25144, 28736, 35392, 35471, 50288, 57472, 70784, 70942, 100576, 141884, 201152, 248297, 283768, 402304, 496594, 567536, 993188, 1135072, 1986376, 2270144, 3972752, 4540288, 7945504, 15891008, 31782016]

約数ペア:

[(1, 31782016), (2, 15891008), (4, 7945504), (7, 4540288), (8, 3972752), (14, 2270144), (16, 1986376), (28, 1135072), (32, 993188), (56, 567536), (64, 496594), (79, 402304), (112, 283768), (128, 248297), (158, 201152), (224, 141884), (316, 100576), (448, 70942), (449, 70784), (553, 57472), (632, 50288), (896, 35471), (898, 35392), (1106, 28736), (1264, 25144), (1796, 17696), (2212, 14368), (2528, 12572), (3143, 10112), (3592, 8848), (4424, 7184), (5056, 6286)]