31965952

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 68433120

約数和(自身を除く): 36467168

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 61, 64, 89, 92, 122, 128, 178, 184, 244, 256, 356, 368, 488, 712, 736, 976, 1403, 1424, 1472, 1952, 2047, 2806, 2848, 2944, 3904, 4094, 5429, 5612, 5696, 5888, 7808, 8188, 10858, 11224, 11392, 15616, 16376, 21716, 22448, 22784, 32752, 43432, 44896, 65504, 86864, 89792, 124867, 131008, 173728, 179584, 249734, 262016, 347456, 359168, 499468, 524032, 694912, 998936, 1389824, 1997872, 3995744, 7991488, 15982976, 31965952]

約数ペア:

[(1, 31965952), (2, 15982976), (4, 7991488), (8, 3995744), (16, 1997872), (23, 1389824), (32, 998936), (46, 694912), (61, 524032), (64, 499468), (89, 359168), (92, 347456), (122, 262016), (128, 249734), (178, 179584), (184, 173728), (244, 131008), (256, 124867), (356, 89792), (368, 86864), (488, 65504), (712, 44896), (736, 43432), (976, 32752), (1403, 22784), (1424, 22448), (1472, 21716), (1952, 16376), (2047, 15616), (2806, 11392), (2848, 11224), (2944, 10858), (3904, 8188), (4094, 7808), (5429, 5888), (5612, 5696)]