54638920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 145671480

約数和(自身を除く): 91032560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 70, 98, 122, 140, 196, 244, 245, 280, 305, 392, 427, 457, 488, 490, 610, 854, 914, 980, 1220, 1708, 1828, 1960, 2135, 2285, 2440, 2989, 3199, 3416, 3656, 4270, 4570, 5978, 6398, 8540, 9140, 11956, 12796, 14945, 15995, 17080, 18280, 22393, 23912, 25592, 27877, 29890, 31990, 44786, 55754, 59780, 63980, 89572, 111508, 111965, 119560, 127960, 139385, 179144, 195139, 223016, 223930, 278770, 390278, 447860, 557540, 780556, 895720, 975695, 1115080, 1365973, 1561112, 1951390, 2731946, 3902780, 5463892, 6829865, 7805560, 10927784, 13659730, 27319460, 54638920]

約数ペア:

[(1, 54638920), (2, 27319460), (4, 13659730), (5, 10927784), (7, 7805560), (8, 6829865), (10, 5463892), (14, 3902780), (20, 2731946), (28, 1951390), (35, 1561112), (40, 1365973), (49, 1115080), (56, 975695), (61, 895720), (70, 780556), (98, 557540), (122, 447860), (140, 390278), (196, 278770), (244, 223930), (245, 223016), (280, 195139), (305, 179144), (392, 139385), (427, 127960), (457, 119560), (488, 111965), (490, 111508), (610, 89572), (854, 63980), (914, 59780), (980, 55754), (1220, 44786), (1708, 31990), (1828, 29890), (1960, 27877), (2135, 25592), (2285, 23912), (2440, 22393), (2989, 18280), (3199, 17080), (3416, 15995), (3656, 14945), (4270, 12796), (4570, 11956), (5978, 9140), (6398, 8540)]