51481456

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:354

約数の個数: 60

約数和(自身を含む): 109829280

約数和(自身を除く): 58347824

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 169, 208, 241, 316, 338, 482, 632, 676, 964, 1027, 1264, 1352, 1928, 2054, 2704, 3133, 3856, 4108, 6266, 8216, 12532, 13351, 16432, 19039, 25064, 26702, 38078, 40729, 50128, 53404, 76156, 81458, 106808, 152312, 162916, 213616, 247507, 304624, 325832, 495014, 651664, 990028, 1980056, 3217591, 3960112, 6435182, 12870364, 25740728, 51481456]

約数ペア:

[(1, 51481456), (2, 25740728), (4, 12870364), (8, 6435182), (13, 3960112), (16, 3217591), (26, 1980056), (52, 990028), (79, 651664), (104, 495014), (158, 325832), (169, 304624), (208, 247507), (241, 213616), (316, 162916), (338, 152312), (482, 106808), (632, 81458), (676, 76156), (964, 53404), (1027, 50128), (1264, 40729), (1352, 38078), (1928, 26702), (2054, 25064), (2704, 19039), (3133, 16432), (3856, 13351), (4108, 12532), (6266, 8216)]