91235680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 224532000

約数和(自身を除く): 133296320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 89, 149, 160, 172, 178, 215, 298, 344, 356, 430, 445, 596, 688, 712, 745, 860, 890, 1192, 1376, 1424, 1490, 1720, 1780, 2384, 2848, 2980, 3440, 3560, 3827, 4768, 5960, 6407, 6880, 7120, 7654, 11920, 12814, 13261, 14240, 15308, 19135, 23840, 25628, 26522, 30616, 32035, 38270, 51256, 53044, 61232, 64070, 66305, 76540, 102512, 106088, 122464, 128140, 132610, 153080, 205024, 212176, 256280, 265220, 306160, 424352, 512560, 530440, 570223, 612320, 1025120, 1060880, 1140446, 2121760, 2280892, 2851115, 4561784, 5702230, 9123568, 11404460, 18247136, 22808920, 45617840, 91235680]

約数ペア:

[(1, 91235680), (2, 45617840), (4, 22808920), (5, 18247136), (8, 11404460), (10, 9123568), (16, 5702230), (20, 4561784), (32, 2851115), (40, 2280892), (43, 2121760), (80, 1140446), (86, 1060880), (89, 1025120), (149, 612320), (160, 570223), (172, 530440), (178, 512560), (215, 424352), (298, 306160), (344, 265220), (356, 256280), (430, 212176), (445, 205024), (596, 153080), (688, 132610), (712, 128140), (745, 122464), (860, 106088), (890, 102512), (1192, 76540), (1376, 66305), (1424, 64070), (1490, 61232), (1720, 53044), (1780, 51256), (2384, 38270), (2848, 32035), (2980, 30616), (3440, 26522), (3560, 25628), (3827, 23840), (4768, 19135), (5960, 15308), (6407, 14240), (6880, 13261), (7120, 12814), (7654, 11920)]