42515920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 105618240

約数和(自身を除く): 63102320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 152, 166, 190, 304, 332, 337, 380, 415, 664, 674, 760, 830, 1328, 1348, 1520, 1577, 1660, 1685, 2696, 3154, 3320, 3370, 5392, 6308, 6403, 6640, 6740, 7885, 12616, 12806, 13480, 15770, 25232, 25612, 26960, 27971, 31540, 32015, 51224, 55942, 63080, 64030, 102448, 111884, 126160, 128060, 139855, 223768, 256120, 279710, 447536, 512240, 531449, 559420, 1062898, 1118840, 2125796, 2237680, 2657245, 4251592, 5314490, 8503184, 10628980, 21257960, 42515920]

約数ペア:

[(1, 42515920), (2, 21257960), (4, 10628980), (5, 8503184), (8, 5314490), (10, 4251592), (16, 2657245), (19, 2237680), (20, 2125796), (38, 1118840), (40, 1062898), (76, 559420), (80, 531449), (83, 512240), (95, 447536), (152, 279710), (166, 256120), (190, 223768), (304, 139855), (332, 128060), (337, 126160), (380, 111884), (415, 102448), (664, 64030), (674, 63080), (760, 55942), (830, 51224), (1328, 32015), (1348, 31540), (1520, 27971), (1577, 26960), (1660, 25612), (1685, 25232), (2696, 15770), (3154, 13480), (3320, 12806), (3370, 12616), (5392, 7885), (6308, 6740), (6403, 6640)]