85228640

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{1553}}^1$

素因数の和:1589

約数の個数: 96

約数和(自身を含む): 234964800

約数和(自身を除く): 149736160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1553, 1568, 1715, 1960, 2744, 3106, 3430, 3920, 5488, 6212, 6860, 7765, 7840, 10871, 10976, 12424, 13720, 15530, 21742, 24848, 27440, 31060, 43484, 49696, 54355, 54880, 62120, 76097, 86968, 108710, 124240, 152194, 173936, 217420, 248480, 304388, 347872, 380485, 434840, 532679, 608776, 760970, 869680, 1065358, 1217552, 1521940, 1739360, 2130716, 2435104, 2663395, 3043880, 4261432, 5326790, 6087760, 8522864, 10653580, 12175520, 17045728, 21307160, 42614320, 85228640]

約数ペア:

[(1, 85228640), (2, 42614320), (4, 21307160), (5, 17045728), (7, 12175520), (8, 10653580), (10, 8522864), (14, 6087760), (16, 5326790), (20, 4261432), (28, 3043880), (32, 2663395), (35, 2435104), (40, 2130716), (49, 1739360), (56, 1521940), (70, 1217552), (80, 1065358), (98, 869680), (112, 760970), (140, 608776), (160, 532679), (196, 434840), (224, 380485), (245, 347872), (280, 304388), (343, 248480), (392, 217420), (490, 173936), (560, 152194), (686, 124240), (784, 108710), (980, 86968), (1120, 76097), (1372, 62120), (1553, 54880), (1568, 54355), (1715, 49696), (1960, 43484), (2744, 31060), (3106, 27440), (3430, 24848), (3920, 21742), (5488, 15530), (6212, 13720), (6860, 12424), (7765, 10976), (7840, 10871)]