71226272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1307}}^1$

素因数の和:1461

約数の個数: 48

約数和(自身を含む): 152282592

約数和(自身を除く): 81056320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 131, 208, 262, 416, 524, 1048, 1307, 1703, 2096, 2614, 3406, 4192, 5228, 6812, 10456, 13624, 16991, 20912, 27248, 33982, 41824, 54496, 67964, 135928, 171217, 271856, 342434, 543712, 684868, 1369736, 2225821, 2739472, 4451642, 5478944, 8903284, 17806568, 35613136, 71226272]

約数ペア:

[(1, 71226272), (2, 35613136), (4, 17806568), (8, 8903284), (13, 5478944), (16, 4451642), (26, 2739472), (32, 2225821), (52, 1369736), (104, 684868), (131, 543712), (208, 342434), (262, 271856), (416, 171217), (524, 135928), (1048, 67964), (1307, 54496), (1703, 41824), (2096, 33982), (2614, 27248), (3406, 20912), (4192, 16991), (5228, 13624), (6812, 10456)]