137985575

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 212653056

約数和(自身を除く): 74667481

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 131, 175, 325, 455, 463, 655, 917, 1703, 2275, 2315, 3241, 3275, 4585, 6019, 8515, 11575, 11921, 16205, 22925, 30095, 42133, 42575, 59605, 60653, 81025, 150475, 210665, 298025, 303265, 424571, 788489, 1053325, 1516325, 2122855, 3942445, 5519423, 10614275, 19712225, 27597115, 137985575]

約数ペア:

[(1, 137985575), (5, 27597115), (7, 19712225), (13, 10614275), (25, 5519423), (35, 3942445), (65, 2122855), (91, 1516325), (131, 1053325), (175, 788489), (325, 424571), (455, 303265), (463, 298025), (655, 210665), (917, 150475), (1703, 81025), (2275, 60653), (2315, 59605), (3241, 42575), (3275, 42133), (4585, 30095), (6019, 22925), (8515, 16205), (11575, 11921)]