2548897875

素因数分解:

$3^4\times 5^3\times {\mathrm{227}}^1\times {\mathrm{1109}}^1$

素因数の和:1363

約数の個数: 80

約数和(自身を含む): 4777138080

約数和(自身を除く): 2228240205

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 227, 375, 405, 675, 681, 1109, 1125, 1135, 2025, 2043, 3327, 3375, 3405, 5545, 5675, 6129, 9981, 10125, 10215, 16635, 17025, 18387, 27725, 28375, 29943, 30645, 49905, 51075, 83175, 85125, 89829, 91935, 138625, 149715, 153225, 249525, 251743, 255375, 415875, 449145, 459675, 748575, 755229, 766125, 1247625, 1258715, 2245725, 2265687, 2298375, 3742875, 3776145, 6293575, 6797061, 11228625, 11328435, 18880725, 20391183, 31467875, 33985305, 56642175, 94403625, 101955915, 169926525, 283210875, 509779575, 849632625, 2548897875]

約数ペア:

[(1, 2548897875), (3, 849632625), (5, 509779575), (9, 283210875), (15, 169926525), (25, 101955915), (27, 94403625), (45, 56642175), (75, 33985305), (81, 31467875), (125, 20391183), (135, 18880725), (225, 11328435), (227, 11228625), (375, 6797061), (405, 6293575), (675, 3776145), (681, 3742875), (1109, 2298375), (1125, 2265687), (1135, 2245725), (2025, 1258715), (2043, 1247625), (3327, 766125), (3375, 755229), (3405, 748575), (5545, 459675), (5675, 449145), (6129, 415875), (9981, 255375), (10125, 251743), (10215, 249525), (16635, 153225), (17025, 149715), (18387, 138625), (27725, 91935), (28375, 89829), (29943, 85125), (30645, 83175), (49905, 51075)]