91075760

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{27767}}^1$

素因数の和:27821

約数の個数: 40

約数和(自身を含む): 216923616

約数和(自身を除く): 125847856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 27767, 55534, 111068, 138835, 222136, 277670, 444272, 555340, 1110680, 1138447, 2221360, 2276894, 4553788, 5692235, 9107576, 11384470, 18215152, 22768940, 45537880, 91075760]

約数ペア:

[(1, 91075760), (2, 45537880), (4, 22768940), (5, 18215152), (8, 11384470), (10, 9107576), (16, 5692235), (20, 4553788), (40, 2276894), (41, 2221360), (80, 1138447), (82, 1110680), (164, 555340), (205, 444272), (328, 277670), (410, 222136), (656, 138835), (820, 111068), (1640, 55534), (3280, 27767)]