260071864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{35221}}^1$

素因数の和:35311

約数の個数: 32

約数和(自身を含む): 532556640

約数和(自身を除く): 272484776

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 35221, 70442, 140884, 281768, 457873, 915746, 1831492, 2500691, 3662984, 5001382, 10002764, 20005528, 32508983, 65017966, 130035932, 260071864]

約数ペア:

[(1, 260071864), (2, 130035932), (4, 65017966), (8, 32508983), (13, 20005528), (26, 10002764), (52, 5001382), (71, 3662984), (104, 2500691), (142, 1831492), (284, 915746), (568, 457873), (923, 281768), (1846, 140884), (3692, 70442), (7384, 35221)]