60981560

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 141696000

約数和(自身を除く): 80714440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 163, 188, 199, 235, 326, 376, 398, 470, 652, 796, 815, 940, 995, 1304, 1592, 1630, 1880, 1990, 3260, 3980, 6520, 7661, 7960, 9353, 15322, 18706, 30644, 32437, 37412, 38305, 46765, 61288, 64874, 74824, 76610, 93530, 129748, 153220, 162185, 187060, 259496, 306440, 324370, 374120, 648740, 1297480, 1524539, 3049078, 6098156, 7622695, 12196312, 15245390, 30490780, 60981560]

約数ペア:

[(1, 60981560), (2, 30490780), (4, 15245390), (5, 12196312), (8, 7622695), (10, 6098156), (20, 3049078), (40, 1524539), (47, 1297480), (94, 648740), (163, 374120), (188, 324370), (199, 306440), (235, 259496), (326, 187060), (376, 162185), (398, 153220), (470, 129748), (652, 93530), (796, 76610), (815, 74824), (940, 64874), (995, 61288), (1304, 46765), (1592, 38305), (1630, 37412), (1880, 32437), (1990, 30644), (3260, 18706), (3980, 15322), (6520, 9353), (7661, 7960)]