31243904

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 67932000

約数和(自身を除く): 36688096

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 304, 443, 464, 551, 608, 886, 928, 1102, 1216, 1772, 1856, 2204, 2432, 3544, 3712, 4408, 7088, 8417, 8816, 12847, 14176, 16834, 17632, 25694, 28352, 33668, 35264, 51388, 56704, 67336, 70528, 102776, 134672, 205552, 244093, 269344, 411104, 488186, 538688, 822208, 976372, 1077376, 1644416, 1952744, 3905488, 7810976, 15621952, 31243904]

約数ペア:

[(1, 31243904), (2, 15621952), (4, 7810976), (8, 3905488), (16, 1952744), (19, 1644416), (29, 1077376), (32, 976372), (38, 822208), (58, 538688), (64, 488186), (76, 411104), (116, 269344), (128, 244093), (152, 205552), (232, 134672), (304, 102776), (443, 70528), (464, 67336), (551, 56704), (608, 51388), (886, 35264), (928, 33668), (1102, 28352), (1216, 25694), (1772, 17632), (1856, 16834), (2204, 14176), (2432, 12847), (3544, 8816), (3712, 8417), (4408, 7088)]