25441325

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 39747456

約数和(自身を除く): 14306131

約数列:

[1, 5, 7, 13, 25, 35, 53, 65, 91, 175, 211, 265, 325, 371, 455, 689, 1055, 1325, 1477, 1855, 2275, 2743, 3445, 4823, 5275, 7385, 9275, 11183, 13715, 17225, 19201, 24115, 36925, 55915, 68575, 78281, 96005, 120575, 145379, 279575, 391405, 480025, 726895, 1017653, 1957025, 3634475, 5088265, 25441325]

約数ペア:

[(1, 25441325), (5, 5088265), (7, 3634475), (13, 1957025), (25, 1017653), (35, 726895), (53, 480025), (65, 391405), (91, 279575), (175, 145379), (211, 120575), (265, 96005), (325, 78281), (371, 68575), (455, 55915), (689, 36925), (1055, 24115), (1325, 19201), (1477, 17225), (1855, 13715), (2275, 11183), (2743, 9275), (3445, 7385), (4823, 5275)]