64688768

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 138026400

約数和(自身を除く): 73337632

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 128, 134, 152, 268, 304, 397, 536, 608, 794, 1072, 1216, 1273, 1588, 2144, 2432, 2546, 3176, 4288, 5092, 6352, 7543, 8576, 10184, 12704, 15086, 20368, 25408, 26599, 30172, 40736, 50816, 53198, 60344, 81472, 106396, 120688, 162944, 212792, 241376, 425584, 482752, 505381, 851168, 965504, 1010762, 1702336, 2021524, 3404672, 4043048, 8086096, 16172192, 32344384, 64688768]

約数ペア:

[(1, 64688768), (2, 32344384), (4, 16172192), (8, 8086096), (16, 4043048), (19, 3404672), (32, 2021524), (38, 1702336), (64, 1010762), (67, 965504), (76, 851168), (128, 505381), (134, 482752), (152, 425584), (268, 241376), (304, 212792), (397, 162944), (536, 120688), (608, 106396), (794, 81472), (1072, 60344), (1216, 53198), (1273, 50816), (1588, 40736), (2144, 30172), (2432, 26599), (2546, 25408), (3176, 20368), (4288, 15086), (5092, 12704), (6352, 10184), (7543, 8576)]