27560225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 43330560

約数和(自身を除く): 15770335

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 103, 139, 175, 275, 385, 515, 695, 721, 973, 1133, 1529, 1925, 2575, 3475, 3605, 4865, 5665, 7645, 7931, 10703, 14317, 18025, 24325, 28325, 38225, 39655, 53515, 71585, 100219, 157487, 198275, 267575, 357925, 501095, 787435, 1102409, 2505475, 3937175, 5512045, 27560225]

約数ペア:

[(1, 27560225), (5, 5512045), (7, 3937175), (11, 2505475), (25, 1102409), (35, 787435), (55, 501095), (77, 357925), (103, 267575), (139, 198275), (175, 157487), (275, 100219), (385, 71585), (515, 53515), (695, 39655), (721, 38225), (973, 28325), (1133, 24325), (1529, 18025), (1925, 14317), (2575, 10703), (3475, 7931), (3605, 7645), (4865, 5665)]