127945425

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 219222080

約数和(自身を除く): 91276655

約数列:

[1, 3, 5, 15, 25, 43, 75, 97, 129, 215, 291, 409, 485, 645, 1075, 1227, 1455, 2045, 2425, 3225, 4171, 6135, 7275, 10225, 12513, 17587, 20855, 30675, 39673, 52761, 62565, 87935, 104275, 119019, 198365, 263805, 312825, 439675, 595095, 991825, 1319025, 1705939, 2975475, 5117817, 8529695, 25589085, 42648475, 127945425]

約数ペア:

[(1, 127945425), (3, 42648475), (5, 25589085), (15, 8529695), (25, 5117817), (43, 2975475), (75, 1705939), (97, 1319025), (129, 991825), (215, 595095), (291, 439675), (409, 312825), (485, 263805), (645, 198365), (1075, 119019), (1227, 104275), (1455, 87935), (2045, 62565), (2425, 52761), (3225, 39673), (4171, 30675), (6135, 20855), (7275, 17587), (10225, 12513)]