54496480

素因数分解:

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

素因数の和:236

約数の個数: 72

約数和(自身を含む): 133238952

約数和(自身を除く): 78742472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 89, 160, 172, 178, 215, 344, 356, 430, 445, 688, 712, 860, 890, 1376, 1424, 1720, 1780, 2848, 3440, 3560, 3827, 6880, 7120, 7654, 7921, 14240, 15308, 15842, 19135, 30616, 31684, 38270, 39605, 61232, 63368, 76540, 79210, 122464, 126736, 153080, 158420, 253472, 306160, 316840, 340603, 612320, 633680, 681206, 1267360, 1362412, 1703015, 2724824, 3406030, 5449648, 6812060, 10899296, 13624120, 27248240, 54496480]

約数ペア:

[(1, 54496480), (2, 27248240), (4, 13624120), (5, 10899296), (8, 6812060), (10, 5449648), (16, 3406030), (20, 2724824), (32, 1703015), (40, 1362412), (43, 1267360), (80, 681206), (86, 633680), (89, 612320), (160, 340603), (172, 316840), (178, 306160), (215, 253472), (344, 158420), (356, 153080), (430, 126736), (445, 122464), (688, 79210), (712, 76540), (860, 63368), (890, 61232), (1376, 39605), (1424, 38270), (1720, 31684), (1780, 30616), (2848, 19135), (3440, 15842), (3560, 15308), (3827, 14240), (6880, 7921), (7120, 7654)]