256137540484

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1753}}^1\times {\mathrm{121357}}^1$

素因数の和:123164

約数の個数: 48

約数和(自身を含む): 524491800448

約数和(自身を除く): 268354259964

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 1753, 3506, 7012, 12271, 24542, 49084, 75379, 121357, 150758, 242714, 301516, 485428, 527653, 849499, 1055306, 1698998, 2110612, 3397996, 5218351, 10436702, 20873404, 36528457, 73056914, 146113828, 212738821, 425477642, 850955284, 1489171747, 2978343494, 5956686988, 9147769303, 18295538606, 36591077212, 64034385121, 128068770242, 256137540484]

約数ペア:

[(1, 256137540484), (2, 128068770242), (4, 64034385121), (7, 36591077212), (14, 18295538606), (28, 9147769303), (43, 5956686988), (86, 2978343494), (172, 1489171747), (301, 850955284), (602, 425477642), (1204, 212738821), (1753, 146113828), (3506, 73056914), (7012, 36528457), (12271, 20873404), (24542, 10436702), (49084, 5218351), (75379, 3397996), (121357, 2110612), (150758, 1698998), (242714, 1055306), (301516, 849499), (485428, 527653)]