71565040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 174319200

約数和(自身を除く): 102754160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 109, 116, 145, 218, 232, 283, 290, 436, 464, 545, 566, 580, 872, 1090, 1132, 1160, 1415, 1744, 2180, 2264, 2320, 2830, 3161, 4360, 4528, 5660, 6322, 8207, 8720, 11320, 12644, 15805, 16414, 22640, 25288, 30847, 31610, 32828, 41035, 50576, 61694, 63220, 65656, 82070, 123388, 126440, 131312, 154235, 164140, 246776, 252880, 308470, 328280, 493552, 616940, 656560, 894563, 1233880, 1789126, 2467760, 3578252, 4472815, 7156504, 8945630, 14313008, 17891260, 35782520, 71565040]

約数ペア:

[(1, 71565040), (2, 35782520), (4, 17891260), (5, 14313008), (8, 8945630), (10, 7156504), (16, 4472815), (20, 3578252), (29, 2467760), (40, 1789126), (58, 1233880), (80, 894563), (109, 656560), (116, 616940), (145, 493552), (218, 328280), (232, 308470), (283, 252880), (290, 246776), (436, 164140), (464, 154235), (545, 131312), (566, 126440), (580, 123388), (872, 82070), (1090, 65656), (1132, 63220), (1160, 61694), (1415, 50576), (1744, 41035), (2180, 32828), (2264, 31610), (2320, 30847), (2830, 25288), (3161, 22640), (4360, 16414), (4528, 15805), (5660, 12644), (6322, 11320), (8207, 8720)]