82729040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1540

約数の個数: 80

約数和(自身を含む): 208081920

約数和(自身を除く): 125352880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 703, 740, 760, 1406, 1471, 1480, 1520, 2812, 2942, 2960, 3515, 5624, 5884, 7030, 7355, 11248, 11768, 14060, 14710, 23536, 27949, 28120, 29420, 54427, 55898, 56240, 58840, 108854, 111796, 117680, 139745, 217708, 223592, 272135, 279490, 435416, 447184, 544270, 558980, 870832, 1034113, 1088540, 1117960, 2068226, 2177080, 2235920, 4136452, 4354160, 5170565, 8272904, 10341130, 16545808, 20682260, 41364520, 82729040]

約数ペア:

[(1, 82729040), (2, 41364520), (4, 20682260), (5, 16545808), (8, 10341130), (10, 8272904), (16, 5170565), (19, 4354160), (20, 4136452), (37, 2235920), (38, 2177080), (40, 2068226), (74, 1117960), (76, 1088540), (80, 1034113), (95, 870832), (148, 558980), (152, 544270), (185, 447184), (190, 435416), (296, 279490), (304, 272135), (370, 223592), (380, 217708), (592, 139745), (703, 117680), (740, 111796), (760, 108854), (1406, 58840), (1471, 56240), (1480, 55898), (1520, 54427), (2812, 29420), (2942, 28120), (2960, 27949), (3515, 23536), (5624, 14710), (5884, 14060), (7030, 11768), (7355, 11248)]