64176440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{883}}^1$

素因数の和:996

約数の個数: 64

約数和(自身を含む): 152755200

約数和(自身を除く): 88578760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 883, 920, 1580, 1766, 1817, 3160, 3532, 3634, 4415, 7064, 7268, 8830, 9085, 14536, 17660, 18170, 20309, 35320, 36340, 40618, 69757, 72680, 81236, 101545, 139514, 162472, 203090, 279028, 348785, 406180, 558056, 697570, 812360, 1395140, 1604411, 2790280, 3208822, 6417644, 8022055, 12835288, 16044110, 32088220, 64176440]

約数ペア:

[(1, 64176440), (2, 32088220), (4, 16044110), (5, 12835288), (8, 8022055), (10, 6417644), (20, 3208822), (23, 2790280), (40, 1604411), (46, 1395140), (79, 812360), (92, 697570), (115, 558056), (158, 406180), (184, 348785), (230, 279028), (316, 203090), (395, 162472), (460, 139514), (632, 101545), (790, 81236), (883, 72680), (920, 69757), (1580, 40618), (1766, 36340), (1817, 35320), (3160, 20309), (3532, 18170), (3634, 17660), (4415, 14536), (7064, 9085), (7268, 8830)]