25641824

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1239

約数の個数: 48

約数和(自身を含む): 55438992

約数和(自身を除く): 29797168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1163, 1378, 1696, 2326, 2756, 4652, 5512, 9304, 11024, 15119, 18608, 22048, 30238, 37216, 60476, 61639, 120952, 123278, 241904, 246556, 483808, 493112, 801307, 986224, 1602614, 1972448, 3205228, 6410456, 12820912, 25641824]

約数ペア:

[(1, 25641824), (2, 12820912), (4, 6410456), (8, 3205228), (13, 1972448), (16, 1602614), (26, 986224), (32, 801307), (52, 493112), (53, 483808), (104, 246556), (106, 241904), (208, 123278), (212, 120952), (416, 61639), (424, 60476), (689, 37216), (848, 30238), (1163, 22048), (1378, 18608), (1696, 15119), (2326, 11024), (2756, 9304), (4652, 5512)]