81932480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:566

約数の個数: 112

約数和(自身を含む): 226283520

約数和(自身を除く): 144351040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 395, 448, 463, 553, 560, 632, 790, 926, 1106, 1120, 1264, 1580, 1852, 2212, 2240, 2315, 2528, 2765, 3160, 3241, 3704, 4424, 4630, 5056, 5530, 6320, 6482, 7408, 8848, 9260, 11060, 12640, 12964, 14816, 16205, 17696, 18520, 22120, 25280, 25928, 29632, 32410, 35392, 36577, 37040, 44240, 51856, 64820, 73154, 74080, 88480, 103712, 129640, 146308, 148160, 176960, 182885, 207424, 256039, 259280, 292616, 365770, 512078, 518560, 585232, 731540, 1024156, 1037120, 1170464, 1280195, 1463080, 2048312, 2340928, 2560390, 2926160, 4096624, 5120780, 5852320, 8193248, 10241560, 11704640, 16386496, 20483120, 40966240, 81932480]

約数ペア:

[(1, 81932480), (2, 40966240), (4, 20483120), (5, 16386496), (7, 11704640), (8, 10241560), (10, 8193248), (14, 5852320), (16, 5120780), (20, 4096624), (28, 2926160), (32, 2560390), (35, 2340928), (40, 2048312), (56, 1463080), (64, 1280195), (70, 1170464), (79, 1037120), (80, 1024156), (112, 731540), (140, 585232), (158, 518560), (160, 512078), (224, 365770), (280, 292616), (316, 259280), (320, 256039), (395, 207424), (448, 182885), (463, 176960), (553, 148160), (560, 146308), (632, 129640), (790, 103712), (926, 88480), (1106, 74080), (1120, 73154), (1264, 64820), (1580, 51856), (1852, 44240), (2212, 37040), (2240, 36577), (2315, 35392), (2528, 32410), (2765, 29632), (3160, 25928), (3241, 25280), (3704, 22120), (4424, 18520), (4630, 17696), (5056, 16205), (5530, 14816), (6320, 12964), (6482, 12640), (7408, 11060), (8848, 9260)]