399170097968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{727}}^1\times {\mathrm{1933}}^1$

素因数の和:3142

約数の個数: 80

約数和(自身を含む): 795588620736

約数和(自身を除く): 396418522768

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 433, 656, 727, 866, 1454, 1732, 1933, 2908, 3464, 3866, 5816, 6928, 7732, 11632, 15464, 17753, 29807, 30928, 35506, 59614, 71012, 79253, 119228, 142024, 158506, 238456, 284048, 314791, 317012, 476912, 629582, 634024, 836989, 1259164, 1268048, 1405291, 1673978, 2518328, 2810582, 3347956, 5036656, 5621164, 6695912, 11242328, 12906431, 13391824, 22484656, 25812862, 34316549, 51625724, 57616931, 68633098, 103251448, 115233862, 137266196, 206502896, 230467724, 274532392, 460935448, 549064784, 608491003, 921870896, 1216982006, 2433964012, 4867928024, 9735856048, 24948131123, 49896262246, 99792524492, 199585048984, 399170097968]

約数ペア:

[(1, 399170097968), (2, 199585048984), (4, 99792524492), (8, 49896262246), (16, 24948131123), (41, 9735856048), (82, 4867928024), (164, 2433964012), (328, 1216982006), (433, 921870896), (656, 608491003), (727, 549064784), (866, 460935448), (1454, 274532392), (1732, 230467724), (1933, 206502896), (2908, 137266196), (3464, 115233862), (3866, 103251448), (5816, 68633098), (6928, 57616931), (7732, 51625724), (11632, 34316549), (15464, 25812862), (17753, 22484656), (29807, 13391824), (30928, 12906431), (35506, 11242328), (59614, 6695912), (71012, 5621164), (79253, 5036656), (119228, 3347956), (142024, 2810582), (158506, 2518328), (238456, 1673978), (284048, 1405291), (314791, 1268048), (317012, 1259164), (476912, 836989), (629582, 634024)]