207738781640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{607}}^1\times {\mathrm{50627}}^1$

素因数の和:51271

約数の個数: 96

約数和(自身を含む): 506976641280

約数和(自身を除く): 299237859640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 607, 676, 845, 1214, 1352, 1690, 2428, 3035, 3380, 4856, 6070, 6760, 7891, 12140, 15782, 24280, 31564, 39455, 50627, 63128, 78910, 101254, 102583, 157820, 202508, 205166, 253135, 315640, 405016, 410332, 506270, 512915, 658151, 820664, 1012540, 1025830, 1316302, 2025080, 2051660, 2632604, 3290755, 4103320, 5265208, 6581510, 8555963, 13163020, 17111926, 26326040, 30730589, 34223852, 42779815, 61461178, 68447704, 85559630, 122922356, 153652945, 171119260, 245844712, 307305890, 342238520, 399497657, 614611780, 798995314, 1229223560, 1597990628, 1997488285, 3195981256, 3994976570, 5193469541, 7989953140, 10386939082, 15979906280, 20773878164, 25967347705, 41547756328, 51934695410, 103869390820, 207738781640]

約数ペア:

[(1, 207738781640), (2, 103869390820), (4, 51934695410), (5, 41547756328), (8, 25967347705), (10, 20773878164), (13, 15979906280), (20, 10386939082), (26, 7989953140), (40, 5193469541), (52, 3994976570), (65, 3195981256), (104, 1997488285), (130, 1597990628), (169, 1229223560), (260, 798995314), (338, 614611780), (520, 399497657), (607, 342238520), (676, 307305890), (845, 245844712), (1214, 171119260), (1352, 153652945), (1690, 122922356), (2428, 85559630), (3035, 68447704), (3380, 61461178), (4856, 42779815), (6070, 34223852), (6760, 30730589), (7891, 26326040), (12140, 17111926), (15782, 13163020), (24280, 8555963), (31564, 6581510), (39455, 5265208), (50627, 4103320), (63128, 3290755), (78910, 2632604), (101254, 2051660), (102583, 2025080), (157820, 1316302), (202508, 1025830), (205166, 1012540), (253135, 820664), (315640, 658151), (405016, 512915), (410332, 506270)]