51216464

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:125

約数の個数: 80

約数和(自身を含む): 113326080

約数和(自身を除く): 62109616

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 169, 188, 208, 248, 338, 376, 403, 496, 611, 676, 752, 806, 1222, 1352, 1457, 1612, 2197, 2444, 2704, 2914, 3224, 4394, 4888, 5239, 5828, 6448, 7943, 8788, 9776, 10478, 11656, 15886, 17576, 18941, 20956, 23312, 31772, 35152, 37882, 41912, 63544, 68107, 75764, 83824, 103259, 127088, 136214, 151528, 206518, 246233, 272428, 303056, 413036, 492466, 544856, 826072, 984932, 1089712, 1652144, 1969864, 3201029, 3939728, 6402058, 12804116, 25608232, 51216464]

約数ペア:

[(1, 51216464), (2, 25608232), (4, 12804116), (8, 6402058), (13, 3939728), (16, 3201029), (26, 1969864), (31, 1652144), (47, 1089712), (52, 984932), (62, 826072), (94, 544856), (104, 492466), (124, 413036), (169, 303056), (188, 272428), (208, 246233), (248, 206518), (338, 151528), (376, 136214), (403, 127088), (496, 103259), (611, 83824), (676, 75764), (752, 68107), (806, 63544), (1222, 41912), (1352, 37882), (1457, 35152), (1612, 31772), (2197, 23312), (2444, 20956), (2704, 18941), (2914, 17576), (3224, 15886), (4394, 11656), (4888, 10478), (5239, 9776), (5828, 8788), (6448, 7943)]