26620048

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 64995840

約数和(自身を除く): 38375792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 52, 56, 91, 94, 104, 112, 182, 188, 208, 329, 364, 376, 389, 611, 658, 728, 752, 778, 1222, 1316, 1456, 1556, 2444, 2632, 2723, 3112, 4277, 4888, 5057, 5264, 5446, 6224, 8554, 9776, 10114, 10892, 17108, 18283, 20228, 21784, 34216, 35399, 36566, 40456, 43568, 68432, 70798, 73132, 80912, 127981, 141596, 146264, 237679, 255962, 283192, 292528, 475358, 511924, 566384, 950716, 1023848, 1663753, 1901432, 2047696, 3327506, 3802864, 6655012, 13310024, 26620048]

約数ペア:

[(1, 26620048), (2, 13310024), (4, 6655012), (7, 3802864), (8, 3327506), (13, 2047696), (14, 1901432), (16, 1663753), (26, 1023848), (28, 950716), (47, 566384), (52, 511924), (56, 475358), (91, 292528), (94, 283192), (104, 255962), (112, 237679), (182, 146264), (188, 141596), (208, 127981), (329, 80912), (364, 73132), (376, 70798), (389, 68432), (611, 43568), (658, 40456), (728, 36566), (752, 35399), (778, 34216), (1222, 21784), (1316, 20228), (1456, 18283), (1556, 17108), (2444, 10892), (2632, 10114), (2723, 9776), (3112, 8554), (4277, 6224), (4888, 5446), (5057, 5264)]