25064775

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:613

約数の個数: 48

約数和(自身を含む): 46782720

約数和(自身を除く): 21717945

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 523, 639, 675, 1065, 1569, 1775, 1917, 2615, 3195, 4707, 5325, 7845, 9585, 13075, 14121, 15975, 23535, 37133, 39225, 47925, 70605, 111399, 117675, 185665, 334197, 353025, 556995, 928325, 1002591, 1670985, 2784975, 5012955, 8354925, 25064775]

約数ペア:

[(1, 25064775), (3, 8354925), (5, 5012955), (9, 2784975), (15, 1670985), (25, 1002591), (27, 928325), (45, 556995), (71, 353025), (75, 334197), (135, 185665), (213, 117675), (225, 111399), (355, 70605), (523, 47925), (639, 39225), (675, 37133), (1065, 23535), (1569, 15975), (1775, 14121), (1917, 13075), (2615, 9585), (3195, 7845), (4707, 5325)]