256480826055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{897241}}^1$

素因数の和:897344

約数の個数: 64

約数和(自身を含む): 465130252800

約数和(自身を除く): 208649426745

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 59, 85, 95, 177, 255, 285, 295, 323, 885, 969, 1003, 1121, 1615, 3009, 3363, 4845, 5015, 5605, 15045, 16815, 19057, 57171, 95285, 285855, 897241, 2691723, 4486205, 13458615, 15253097, 17047579, 45759291, 51142737, 52937219, 76265485, 85237895, 158811657, 228796455, 255713685, 264686095, 289808843, 794058285, 869426529, 899932723, 1005807161, 1449044215, 2699798169, 3017421483, 4347132645, 4499663615, 5029035805, 13498990845, 15087107415, 17098721737, 51296165211, 85493608685, 256480826055]

約数ペア:

[(1, 256480826055), (3, 85493608685), (5, 51296165211), (15, 17098721737), (17, 15087107415), (19, 13498990845), (51, 5029035805), (57, 4499663615), (59, 4347132645), (85, 3017421483), (95, 2699798169), (177, 1449044215), (255, 1005807161), (285, 899932723), (295, 869426529), (323, 794058285), (885, 289808843), (969, 264686095), (1003, 255713685), (1121, 228796455), (1615, 158811657), (3009, 85237895), (3363, 76265485), (4845, 52937219), (5015, 51142737), (5605, 45759291), (15045, 17047579), (16815, 15253097), (19057, 13458615), (57171, 4486205), (95285, 2691723), (285855, 897241)]