79963482440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{383923}}^1$

素因数の和:384102

約数の個数: 64

約数和(自身を含む): 185757788160

約数和(自身を除く): 105794305720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 127, 164, 205, 254, 328, 410, 508, 635, 820, 1016, 1270, 1640, 2540, 5080, 5207, 10414, 20828, 26035, 41656, 52070, 104140, 208280, 383923, 767846, 1535692, 1919615, 3071384, 3839230, 7678460, 15356920, 15740843, 31481686, 48758221, 62963372, 78704215, 97516442, 125926744, 157408430, 195032884, 243791105, 314816860, 390065768, 487582210, 629633720, 975164420, 1950328840, 1999087061, 3998174122, 7996348244, 9995435305, 15992696488, 19990870610, 39981741220, 79963482440]

約数ペア:

[(1, 79963482440), (2, 39981741220), (4, 19990870610), (5, 15992696488), (8, 9995435305), (10, 7996348244), (20, 3998174122), (40, 1999087061), (41, 1950328840), (82, 975164420), (127, 629633720), (164, 487582210), (205, 390065768), (254, 314816860), (328, 243791105), (410, 195032884), (508, 157408430), (635, 125926744), (820, 97516442), (1016, 78704215), (1270, 62963372), (1640, 48758221), (2540, 31481686), (5080, 15740843), (5207, 15356920), (10414, 7678460), (20828, 3839230), (26035, 3071384), (41656, 1919615), (52070, 1535692), (104140, 767846), (208280, 383923)]