26379920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 74917824

約数和(自身を除く): 48537904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 163, 170, 238, 272, 280, 289, 326, 340, 476, 560, 578, 595, 652, 680, 815, 952, 1141, 1156, 1190, 1304, 1360, 1445, 1630, 1904, 2023, 2282, 2312, 2380, 2608, 2771, 2890, 3260, 4046, 4564, 4624, 4760, 5542, 5705, 5780, 6520, 8092, 9128, 9520, 10115, 11084, 11410, 11560, 13040, 13855, 16184, 18256, 19397, 20230, 22168, 22820, 23120, 27710, 32368, 38794, 40460, 44336, 45640, 47107, 55420, 77588, 80920, 91280, 94214, 96985, 110840, 155176, 161840, 188428, 193970, 221680, 235535, 310352, 329749, 376856, 387940, 471070, 659498, 753712, 775880, 942140, 1318996, 1551760, 1648745, 1884280, 2637992, 3297490, 3768560, 5275984, 6594980, 13189960, 26379920]

約数ペア:

[(1, 26379920), (2, 13189960), (4, 6594980), (5, 5275984), (7, 3768560), (8, 3297490), (10, 2637992), (14, 1884280), (16, 1648745), (17, 1551760), (20, 1318996), (28, 942140), (34, 775880), (35, 753712), (40, 659498), (56, 471070), (68, 387940), (70, 376856), (80, 329749), (85, 310352), (112, 235535), (119, 221680), (136, 193970), (140, 188428), (163, 161840), (170, 155176), (238, 110840), (272, 96985), (280, 94214), (289, 91280), (326, 80920), (340, 77588), (476, 55420), (560, 47107), (578, 45640), (595, 44336), (652, 40460), (680, 38794), (815, 32368), (952, 27710), (1141, 23120), (1156, 22820), (1190, 22168), (1304, 20230), (1360, 19397), (1445, 18256), (1630, 16184), (1904, 13855), (2023, 13040), (2282, 11560), (2312, 11410), (2380, 11084), (2608, 10115), (2771, 9520), (2890, 9128), (3260, 8092), (4046, 6520), (4564, 5780), (4624, 5705), (4760, 5542)]