850778864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1489}}^1$

素因数の和:1618

約数の個数: 80

約数和(自身を含む): 1846860960

約数和(自身を除く): 996082096

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 67, 82, 104, 134, 164, 208, 268, 328, 533, 536, 656, 871, 1066, 1072, 1489, 1742, 2132, 2747, 2978, 3484, 4264, 5494, 5956, 6968, 8528, 10988, 11912, 13936, 19357, 21976, 23824, 35711, 38714, 43952, 61049, 71422, 77428, 99763, 122098, 142844, 154856, 199526, 244196, 285688, 309712, 399052, 488392, 571376, 793637, 798104, 976784, 1296919, 1587274, 1596208, 2593838, 3174548, 4090283, 5187676, 6349096, 8180566, 10375352, 12698192, 16361132, 20750704, 32722264, 53173679, 65444528, 106347358, 212694716, 425389432, 850778864]

約数ペア:

[(1, 850778864), (2, 425389432), (4, 212694716), (8, 106347358), (13, 65444528), (16, 53173679), (26, 32722264), (41, 20750704), (52, 16361132), (67, 12698192), (82, 10375352), (104, 8180566), (134, 6349096), (164, 5187676), (208, 4090283), (268, 3174548), (328, 2593838), (533, 1596208), (536, 1587274), (656, 1296919), (871, 976784), (1066, 798104), (1072, 793637), (1489, 571376), (1742, 488392), (2132, 399052), (2747, 309712), (2978, 285688), (3484, 244196), (4264, 199526), (5494, 154856), (5956, 142844), (6968, 122098), (8528, 99763), (10988, 77428), (11912, 71422), (13936, 61049), (19357, 43952), (21976, 38714), (23824, 35711)]